1555882560

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:251

約数の個数: 448

約数和(自身を含む): 5856061440

約数和(自身を除く): 4300178880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 37, 40, 45, 48, 54, 60, 62, 64, 72, 74, 80, 90, 93, 96, 108, 111, 120, 124, 135, 144, 148, 155, 157, 160, 180, 185, 186, 192, 216, 222, 240, 248, 270, 279, 288, 296, 310, 314, 320, 333, 360, 370, 372, 432, 444, 465, 471, 480, 496, 540, 555, 558, 576, 592, 620, 628, 666, 720, 740, 744, 785, 837, 864, 888, 930, 942, 960, 992, 999, 1080, 1110, 1116, 1147, 1184, 1240, 1256, 1332, 1395, 1413, 1440, 1480, 1488, 1570, 1665, 1674, 1728, 1776, 1860, 1884, 1984, 1998, 2160, 2220, 2232, 2294, 2355, 2368, 2480, 2512, 2664, 2790, 2826, 2880, 2960, 2976, 3140, 3330, 3348, 3441, 3552, 3720, 3768, 3996, 4185, 4239, 4320, 4440, 4464, 4588, 4710, 4867, 4960, 4995, 5024, 5328, 5580, 5652, 5735, 5809, 5920, 5952, 6280, 6660, 6696, 6882, 7065, 7104, 7440, 7536, 7992, 8370, 8478, 8640, 8880, 8928, 9176, 9420, 9734, 9920, 9990, 10048, 10323, 10656, 11160, 11304, 11470, 11618, 11840, 12560, 13320, 13392, 13764, 14130, 14601, 14880, 15072, 15984, 16740, 16956, 17205, 17427, 17760, 17856, 18352, 18840, 19468, 19980, 20646, 21195, 21312, 22320, 22608, 22940, 23236, 24335, 25120, 26640, 26784, 27528, 28260, 29045, 29202, 29760, 30144, 30969, 31968, 33480, 33912, 34410, 34854, 35520, 36704, 37680, 38936, 39960, 41292, 42390, 43803, 44640, 45216, 45880, 46472, 48670, 50240, 51615, 52281, 53280, 53568, 55056, 56520, 58090, 58404, 61938, 63936, 66960, 67824, 68820, 69708, 73005, 73408, 75360, 77872, 79920, 82584, 84780, 87135, 87606, 89280, 90432, 91760, 92944, 97340, 103230, 104562, 106560, 110112, 113040, 116180, 116808, 123876, 131409, 133920, 135648, 137640, 139416, 146010, 150720, 154845, 155744, 156843, 159840, 165168, 169560, 174270, 175212, 180079, 183520, 185888, 194680, 206460, 209124, 219015, 220224, 226080, 232360, 233616, 247752, 261405, 262818, 267840, 271296, 275280, 278832, 292020, 309690, 311488, 313686, 319680, 330336, 339120, 348540, 350424, 360158, 367040, 371776, 389360, 412920, 418248, 438030, 452160, 464720, 467232, 495504, 522810, 525636, 540237, 550560, 557664, 584040, 619380, 627372, 657045, 660672, 678240, 697080, 700848, 720316, 778720, 784215, 825840, 836496, 876060, 900395, 929440, 934464, 991008, 1045620, 1051272, 1080474, 1101120, 1115328, 1168080, 1238760, 1254744, 1314090, 1356480, 1394160, 1401696, 1440632, 1557440, 1568430, 1620711, 1651680, 1672992, 1752120, 1800790, 1858880, 1982016, 2091240, 2102544, 2160948, 2336160, 2477520, 2509488, 2628180, 2701185, 2788320, 2803392, 2881264, 3136860, 3241422, 3303360, 3345984, 3504240, 3601580, 4182480, 4205088, 4321896, 4672320, 4862133, 4955040, 5018976, 5256360, 5402370, 5576640, 5762528, 6273720, 6482844, 7008480, 7203160, 8103555, 8364960, 8410176, 8643792, 9724266, 9910080, 10037952, 10512720, 10804740, 11525056, 12547440, 12965688, 14016960, 14406320, 16207110, 16729920, 17287584, 19448532, 21025440, 21609480, 24310665, 25094880, 25931376, 28812640, 32414220, 34575168, 38897064, 42050880, 43218960, 48621330, 50189760, 51862752, 57625280, 64828440, 77794128, 86437920, 97242660, 103725504, 129656880, 155588256, 172875840, 194485320, 259313760, 311176512, 388970640, 518627520, 777941280, 1555882560]

約数ペア:

[(1, 1555882560), (2, 777941280), (3, 518627520), (4, 388970640), (5, 311176512), (6, 259313760), (8, 194485320), (9, 172875840), (10, 155588256), (12, 129656880), (15, 103725504), (16, 97242660), (18, 86437920), (20, 77794128), (24, 64828440), (27, 57625280), (30, 51862752), (31, 50189760), (32, 48621330), (36, 43218960), (37, 42050880), (40, 38897064), (45, 34575168), (48, 32414220), (54, 28812640), (60, 25931376), (62, 25094880), (64, 24310665), (72, 21609480), (74, 21025440), (80, 19448532), (90, 17287584), (93, 16729920), (96, 16207110), (108, 14406320), (111, 14016960), (120, 12965688), (124, 12547440), (135, 11525056), (144, 10804740), (148, 10512720), (155, 10037952), (157, 9910080), (160, 9724266), (180, 8643792), (185, 8410176), (186, 8364960), (192, 8103555), (216, 7203160), (222, 7008480), (240, 6482844), (248, 6273720), (270, 5762528), (279, 5576640), (288, 5402370), (296, 5256360), (310, 5018976), (314, 4955040), (320, 4862133), (333, 4672320), (360, 4321896), (370, 4205088), (372, 4182480), (432, 3601580), (444, 3504240), (465, 3345984), (471, 3303360), (480, 3241422), (496, 3136860), (540, 2881264), (555, 2803392), (558, 2788320), (576, 2701185), (592, 2628180), (620, 2509488), (628, 2477520), (666, 2336160), (720, 2160948), (740, 2102544), (744, 2091240), (785, 1982016), (837, 1858880), (864, 1800790), (888, 1752120), (930, 1672992), (942, 1651680), (960, 1620711), (992, 1568430), (999, 1557440), (1080, 1440632), (1110, 1401696), (1116, 1394160), (1147, 1356480), (1184, 1314090), (1240, 1254744), (1256, 1238760), (1332, 1168080), (1395, 1115328), (1413, 1101120), (1440, 1080474), (1480, 1051272), (1488, 1045620), (1570, 991008), (1665, 934464), (1674, 929440), (1728, 900395), (1776, 876060), (1860, 836496), (1884, 825840), (1984, 784215), (1998, 778720), (2160, 720316), (2220, 700848), (2232, 697080), (2294, 678240), (2355, 660672), (2368, 657045), (2480, 627372), (2512, 619380), (2664, 584040), (2790, 557664), (2826, 550560), (2880, 540237), (2960, 525636), (2976, 522810), (3140, 495504), (3330, 467232), (3348, 464720), (3441, 452160), (3552, 438030), (3720, 418248), (3768, 412920), (3996, 389360), (4185, 371776), (4239, 367040), (4320, 360158), (4440, 350424), (4464, 348540), (4588, 339120), (4710, 330336), (4867, 319680), (4960, 313686), (4995, 311488), (5024, 309690), (5328, 292020), (5580, 278832), (5652, 275280), (5735, 271296), (5809, 267840), (5920, 262818), (5952, 261405), (6280, 247752), (6660, 233616), (6696, 232360), (6882, 226080), (7065, 220224), (7104, 219015), (7440, 209124), (7536, 206460), (7992, 194680), (8370, 185888), (8478, 183520), (8640, 180079), (8880, 175212), (8928, 174270), (9176, 169560), (9420, 165168), (9734, 159840), (9920, 156843), (9990, 155744), (10048, 154845), (10323, 150720), (10656, 146010), (11160, 139416), (11304, 137640), (11470, 135648), (11618, 133920), (11840, 131409), (12560, 123876), (13320, 116808), (13392, 116180), (13764, 113040), (14130, 110112), (14601, 106560), (14880, 104562), (15072, 103230), (15984, 97340), (16740, 92944), (16956, 91760), (17205, 90432), (17427, 89280), (17760, 87606), (17856, 87135), (18352, 84780), (18840, 82584), (19468, 79920), (19980, 77872), (20646, 75360), (21195, 73408), (21312, 73005), (22320, 69708), (22608, 68820), (22940, 67824), (23236, 66960), (24335, 63936), (25120, 61938), (26640, 58404), (26784, 58090), (27528, 56520), (28260, 55056), (29045, 53568), (29202, 53280), (29760, 52281), (30144, 51615), (30969, 50240), (31968, 48670), (33480, 46472), (33912, 45880), (34410, 45216), (34854, 44640), (35520, 43803), (36704, 42390), (37680, 41292), (38936, 39960)]