491525440000

素因数分解:

$2^9\times 5^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{11549}}^1$

素因数の和:11613

約数の個数: 400

約数和(自身を含む): 1476483624000

約数和(自身を除く): 984958184000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 25, 28, 32, 35, 38, 40, 50, 56, 64, 70, 76, 80, 95, 100, 112, 125, 128, 133, 140, 152, 160, 175, 190, 200, 224, 250, 256, 266, 280, 304, 320, 350, 380, 400, 448, 475, 500, 512, 532, 560, 608, 625, 640, 665, 700, 760, 800, 875, 896, 950, 1000, 1064, 1120, 1216, 1250, 1280, 1330, 1400, 1520, 1600, 1750, 1792, 1900, 2000, 2128, 2240, 2375, 2432, 2500, 2560, 2660, 2800, 3040, 3200, 3325, 3500, 3584, 3800, 4000, 4256, 4375, 4480, 4750, 4864, 5000, 5320, 5600, 6080, 6400, 6650, 7000, 7600, 8000, 8512, 8750, 8960, 9500, 9728, 10000, 10640, 11200, 11549, 11875, 12160, 12800, 13300, 14000, 15200, 16000, 16625, 17024, 17500, 17920, 19000, 20000, 21280, 22400, 23098, 23750, 24320, 26600, 28000, 30400, 32000, 33250, 34048, 35000, 38000, 40000, 42560, 44800, 46196, 47500, 48640, 53200, 56000, 57745, 60800, 64000, 66500, 68096, 70000, 76000, 80000, 80843, 83125, 85120, 89600, 92392, 95000, 106400, 112000, 115490, 121600, 133000, 140000, 152000, 160000, 161686, 166250, 170240, 184784, 190000, 212800, 219431, 224000, 230980, 243200, 266000, 280000, 288725, 304000, 320000, 323372, 332500, 340480, 369568, 380000, 404215, 425600, 438862, 448000, 461960, 532000, 560000, 577450, 608000, 646744, 665000, 739136, 760000, 808430, 851200, 877724, 923920, 1064000, 1097155, 1120000, 1154900, 1216000, 1293488, 1330000, 1443625, 1478272, 1520000, 1536017, 1616860, 1702400, 1755448, 1847840, 2021075, 2128000, 2194310, 2240000, 2309800, 2586976, 2660000, 2887250, 2956544, 3040000, 3072034, 3233720, 3510896, 3695680, 4042150, 4256000, 4388620, 4619600, 5173952, 5320000, 5485775, 5774500, 5913088, 6080000, 6144068, 6467440, 7021792, 7218125, 7391360, 7680085, 8084300, 8512000, 8777240, 9239200, 10105375, 10347904, 10640000, 10971550, 11549000, 12288136, 12934880, 14043584, 14436250, 14782720, 15360170, 16168600, 17554480, 18478400, 20210750, 20695808, 21280000, 21943100, 23098000, 24576272, 25869760, 27428875, 28087168, 28872500, 29565440, 30720340, 32337200, 35108960, 36956800, 38400425, 40421500, 41391616, 42560000, 43886200, 46196000, 49152544, 50526875, 51739520, 54857750, 56174336, 57745000, 61440680, 64674400, 70217920, 73913600, 76800850, 80843000, 87772400, 92392000, 98305088, 101053750, 103479040, 109715500, 112348672, 115490000, 122881360, 129348800, 137144375, 140435840, 147827200, 153601700, 161686000, 175544800, 184784000, 192002125, 196610176, 202107500, 206958080, 219431000, 230980000, 245762720, 258697600, 274288750, 280871680, 307203400, 323372000, 351089600, 369568000, 384004250, 393220352, 404215000, 438862000, 461960000, 491525440, 517395200, 548577500, 561743360, 614406800, 646744000, 702179200, 739136000, 768008500, 786440704, 808430000, 877724000, 923920000, 960010625, 983050880, 1034790400, 1097155000, 1228813600, 1293488000, 1404358400, 1536017000, 1616860000, 1755448000, 1847840000, 1920021250, 1966101760, 2194310000, 2457627200, 2586976000, 2808716800, 3072034000, 3233720000, 3510896000, 3695680000, 3840042500, 3932203520, 4388620000, 4915254400, 5173952000, 6144068000, 6467440000, 7021792000, 7680085000, 8777240000, 9830508800, 12288136000, 12934880000, 14043584000, 15360170000, 17554480000, 19661017600, 24576272000, 25869760000, 30720340000, 35108960000, 49152544000, 61440680000, 70217920000, 98305088000, 122881360000, 245762720000, 491525440000]

約数ペア:

[(1, 491525440000), (2, 245762720000), (4, 122881360000), (5, 98305088000), (7, 70217920000), (8, 61440680000), (10, 49152544000), (14, 35108960000), (16, 30720340000), (19, 25869760000), (20, 24576272000), (25, 19661017600), (28, 17554480000), (32, 15360170000), (35, 14043584000), (38, 12934880000), (40, 12288136000), (50, 9830508800), (56, 8777240000), (64, 7680085000), (70, 7021792000), (76, 6467440000), (80, 6144068000), (95, 5173952000), (100, 4915254400), (112, 4388620000), (125, 3932203520), (128, 3840042500), (133, 3695680000), (140, 3510896000), (152, 3233720000), (160, 3072034000), (175, 2808716800), (190, 2586976000), (200, 2457627200), (224, 2194310000), (250, 1966101760), (256, 1920021250), (266, 1847840000), (280, 1755448000), (304, 1616860000), (320, 1536017000), (350, 1404358400), (380, 1293488000), (400, 1228813600), (448, 1097155000), (475, 1034790400), (500, 983050880), (512, 960010625), (532, 923920000), (560, 877724000), (608, 808430000), (625, 786440704), (640, 768008500), (665, 739136000), (700, 702179200), (760, 646744000), (800, 614406800), (875, 561743360), (896, 548577500), (950, 517395200), (1000, 491525440), (1064, 461960000), (1120, 438862000), (1216, 404215000), (1250, 393220352), (1280, 384004250), (1330, 369568000), (1400, 351089600), (1520, 323372000), (1600, 307203400), (1750, 280871680), (1792, 274288750), (1900, 258697600), (2000, 245762720), (2128, 230980000), (2240, 219431000), (2375, 206958080), (2432, 202107500), (2500, 196610176), (2560, 192002125), (2660, 184784000), (2800, 175544800), (3040, 161686000), (3200, 153601700), (3325, 147827200), (3500, 140435840), (3584, 137144375), (3800, 129348800), (4000, 122881360), (4256, 115490000), (4375, 112348672), (4480, 109715500), (4750, 103479040), (4864, 101053750), (5000, 98305088), (5320, 92392000), (5600, 87772400), (6080, 80843000), (6400, 76800850), (6650, 73913600), (7000, 70217920), (7600, 64674400), (8000, 61440680), (8512, 57745000), (8750, 56174336), (8960, 54857750), (9500, 51739520), (9728, 50526875), (10000, 49152544), (10640, 46196000), (11200, 43886200), (11549, 42560000), (11875, 41391616), (12160, 40421500), (12800, 38400425), (13300, 36956800), (14000, 35108960), (15200, 32337200), (16000, 30720340), (16625, 29565440), (17024, 28872500), (17500, 28087168), (17920, 27428875), (19000, 25869760), (20000, 24576272), (21280, 23098000), (22400, 21943100), (23098, 21280000), (23750, 20695808), (24320, 20210750), (26600, 18478400), (28000, 17554480), (30400, 16168600), (32000, 15360170), (33250, 14782720), (34048, 14436250), (35000, 14043584), (38000, 12934880), (40000, 12288136), (42560, 11549000), (44800, 10971550), (46196, 10640000), (47500, 10347904), (48640, 10105375), (53200, 9239200), (56000, 8777240), (57745, 8512000), (60800, 8084300), (64000, 7680085), (66500, 7391360), (68096, 7218125), (70000, 7021792), (76000, 6467440), (80000, 6144068), (80843, 6080000), (83125, 5913088), (85120, 5774500), (89600, 5485775), (92392, 5320000), (95000, 5173952), (106400, 4619600), (112000, 4388620), (115490, 4256000), (121600, 4042150), (133000, 3695680), (140000, 3510896), (152000, 3233720), (160000, 3072034), (161686, 3040000), (166250, 2956544), (170240, 2887250), (184784, 2660000), (190000, 2586976), (212800, 2309800), (219431, 2240000), (224000, 2194310), (230980, 2128000), (243200, 2021075), (266000, 1847840), (280000, 1755448), (288725, 1702400), (304000, 1616860), (320000, 1536017), (323372, 1520000), (332500, 1478272), (340480, 1443625), (369568, 1330000), (380000, 1293488), (404215, 1216000), (425600, 1154900), (438862, 1120000), (448000, 1097155), (461960, 1064000), (532000, 923920), (560000, 877724), (577450, 851200), (608000, 808430), (646744, 760000), (665000, 739136)]