2008165120

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:311

約数の個数: 288

約数和(自身を含む): 5686571520

約数和(自身を除く): 3678406400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 31, 32, 34, 40, 52, 62, 64, 65, 68, 80, 85, 104, 124, 128, 130, 136, 155, 160, 170, 208, 221, 229, 248, 256, 260, 272, 310, 320, 340, 403, 416, 442, 458, 496, 520, 527, 544, 620, 640, 680, 806, 832, 884, 916, 992, 1040, 1054, 1088, 1105, 1145, 1240, 1280, 1360, 1612, 1664, 1768, 1832, 1984, 2015, 2080, 2108, 2176, 2210, 2290, 2480, 2635, 2720, 2977, 3224, 3328, 3536, 3664, 3893, 3968, 4030, 4160, 4216, 4352, 4420, 4580, 4960, 5270, 5440, 5954, 6448, 6851, 7072, 7099, 7328, 7786, 7936, 8060, 8320, 8432, 8840, 9160, 9920, 10540, 10880, 11908, 12896, 13702, 14144, 14198, 14656, 14885, 15572, 16120, 16640, 16864, 17680, 18320, 19465, 19840, 21080, 21760, 23816, 25792, 27404, 28288, 28396, 29312, 29770, 31144, 32240, 33728, 34255, 35360, 35495, 36640, 38930, 39680, 42160, 47632, 50609, 51584, 54808, 56576, 56792, 58624, 59540, 62288, 64480, 67456, 68510, 70720, 70990, 73280, 77860, 84320, 92287, 95264, 101218, 103168, 109616, 113584, 119080, 120683, 124576, 128960, 134912, 137020, 141440, 141980, 146560, 155720, 168640, 184574, 190528, 202436, 219232, 227168, 238160, 241366, 249152, 253045, 257920, 274040, 282880, 283960, 293120, 311440, 337280, 369148, 381056, 404872, 438464, 454336, 461435, 476320, 482732, 498304, 506090, 515840, 548080, 567920, 603415, 622880, 674560, 738296, 762112, 809744, 876928, 908672, 922870, 952640, 965464, 996608, 1012180, 1096160, 1135840, 1206830, 1245760, 1476592, 1568879, 1619488, 1753856, 1817344, 1845740, 1905280, 1930928, 2024360, 2192320, 2271680, 2413660, 2491520, 2953184, 3137758, 3238976, 3691480, 3810560, 3861856, 4048720, 4384640, 4543360, 4827320, 4983040, 5906368, 6275516, 6477952, 7382960, 7723712, 7844395, 8097440, 8769280, 9086720, 9654640, 11812736, 12551032, 12955904, 14765920, 15447424, 15688790, 16194880, 19309280, 23625472, 25102064, 29531840, 30894848, 31377580, 32389760, 38618560, 50204128, 59063680, 62755160, 64779520, 77237120, 100408256, 118127360, 125510320, 154474240, 200816512, 251020640, 401633024, 502041280, 1004082560, 2008165120]

約数ペア:

[(1, 2008165120), (2, 1004082560), (4, 502041280), (5, 401633024), (8, 251020640), (10, 200816512), (13, 154474240), (16, 125510320), (17, 118127360), (20, 100408256), (26, 77237120), (31, 64779520), (32, 62755160), (34, 59063680), (40, 50204128), (52, 38618560), (62, 32389760), (64, 31377580), (65, 30894848), (68, 29531840), (80, 25102064), (85, 23625472), (104, 19309280), (124, 16194880), (128, 15688790), (130, 15447424), (136, 14765920), (155, 12955904), (160, 12551032), (170, 11812736), (208, 9654640), (221, 9086720), (229, 8769280), (248, 8097440), (256, 7844395), (260, 7723712), (272, 7382960), (310, 6477952), (320, 6275516), (340, 5906368), (403, 4983040), (416, 4827320), (442, 4543360), (458, 4384640), (496, 4048720), (520, 3861856), (527, 3810560), (544, 3691480), (620, 3238976), (640, 3137758), (680, 2953184), (806, 2491520), (832, 2413660), (884, 2271680), (916, 2192320), (992, 2024360), (1040, 1930928), (1054, 1905280), (1088, 1845740), (1105, 1817344), (1145, 1753856), (1240, 1619488), (1280, 1568879), (1360, 1476592), (1612, 1245760), (1664, 1206830), (1768, 1135840), (1832, 1096160), (1984, 1012180), (2015, 996608), (2080, 965464), (2108, 952640), (2176, 922870), (2210, 908672), (2290, 876928), (2480, 809744), (2635, 762112), (2720, 738296), (2977, 674560), (3224, 622880), (3328, 603415), (3536, 567920), (3664, 548080), (3893, 515840), (3968, 506090), (4030, 498304), (4160, 482732), (4216, 476320), (4352, 461435), (4420, 454336), (4580, 438464), (4960, 404872), (5270, 381056), (5440, 369148), (5954, 337280), (6448, 311440), (6851, 293120), (7072, 283960), (7099, 282880), (7328, 274040), (7786, 257920), (7936, 253045), (8060, 249152), (8320, 241366), (8432, 238160), (8840, 227168), (9160, 219232), (9920, 202436), (10540, 190528), (10880, 184574), (11908, 168640), (12896, 155720), (13702, 146560), (14144, 141980), (14198, 141440), (14656, 137020), (14885, 134912), (15572, 128960), (16120, 124576), (16640, 120683), (16864, 119080), (17680, 113584), (18320, 109616), (19465, 103168), (19840, 101218), (21080, 95264), (21760, 92287), (23816, 84320), (25792, 77860), (27404, 73280), (28288, 70990), (28396, 70720), (29312, 68510), (29770, 67456), (31144, 64480), (32240, 62288), (33728, 59540), (34255, 58624), (35360, 56792), (35495, 56576), (36640, 54808), (38930, 51584), (39680, 50609), (42160, 47632)]