17958001880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1\times {\mathrm{281}}^1$

素因数の和:590

約数の個数: 256

約数和(自身を含む): 50699900160

約数和(自身を除く): 32741898280

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 97, 104, 130, 140, 181, 182, 194, 260, 280, 281, 362, 364, 388, 455, 485, 520, 562, 679, 724, 728, 776, 905, 910, 970, 1124, 1261, 1267, 1358, 1405, 1448, 1810, 1820, 1940, 1967, 2248, 2353, 2522, 2534, 2716, 2810, 3395, 3620, 3640, 3653, 3880, 3934, 4706, 5044, 5068, 5432, 5620, 6305, 6335, 6790, 7240, 7306, 7868, 8827, 9412, 9835, 10088, 10136, 11240, 11765, 12610, 12670, 13580, 14612, 15736, 16471, 17557, 17654, 18265, 18824, 19670, 23530, 25220, 25340, 25571, 27160, 27257, 29224, 32942, 35114, 35308, 36530, 39340, 44135, 47060, 50440, 50680, 50861, 51142, 54514, 65884, 70228, 70616, 73060, 78680, 82355, 87785, 88270, 94120, 101722, 102284, 109028, 122899, 127855, 131768, 136285, 140456, 146120, 164710, 175570, 176540, 190799, 203444, 204568, 218056, 228241, 245798, 254305, 255710, 272570, 329420, 351140, 353080, 354341, 356027, 381598, 406888, 456482, 491596, 508610, 511420, 545140, 614495, 658840, 661193, 702280, 708682, 712054, 763196, 912964, 953995, 983192, 1017220, 1022840, 1090280, 1141205, 1228990, 1322386, 1417364, 1424108, 1526392, 1597687, 1771705, 1780135, 1825928, 1907990, 2034440, 2282410, 2457980, 2480387, 2644772, 2834728, 2848216, 3195374, 3305965, 3543410, 3560270, 3815980, 4564820, 4628351, 4915960, 4933517, 4960774, 5289544, 6390748, 6611930, 7086820, 7120540, 7631960, 7988435, 9129640, 9256702, 9867034, 9921548, 12401935, 12781496, 13223860, 14173640, 14241080, 15976870, 18513404, 19734068, 19843096, 23141755, 24667585, 24803870, 26447720, 31953740, 34534619, 37026808, 39468136, 46283510, 49335170, 49607740, 63907480, 64135721, 69069238, 92567020, 98670340, 99215480, 128271442, 138138476, 172673095, 185134040, 197340680, 256542884, 276276952, 320678605, 345346190, 448950047, 513085768, 641357210, 690692380, 897900094, 1282714420, 1381384760, 1795800188, 2244750235, 2565428840, 3591600376, 4489500470, 8979000940, 17958001880]

約数ペア:

[(1, 17958001880), (2, 8979000940), (4, 4489500470), (5, 3591600376), (7, 2565428840), (8, 2244750235), (10, 1795800188), (13, 1381384760), (14, 1282714420), (20, 897900094), (26, 690692380), (28, 641357210), (35, 513085768), (40, 448950047), (52, 345346190), (56, 320678605), (65, 276276952), (70, 256542884), (91, 197340680), (97, 185134040), (104, 172673095), (130, 138138476), (140, 128271442), (181, 99215480), (182, 98670340), (194, 92567020), (260, 69069238), (280, 64135721), (281, 63907480), (362, 49607740), (364, 49335170), (388, 46283510), (455, 39468136), (485, 37026808), (520, 34534619), (562, 31953740), (679, 26447720), (724, 24803870), (728, 24667585), (776, 23141755), (905, 19843096), (910, 19734068), (970, 18513404), (1124, 15976870), (1261, 14241080), (1267, 14173640), (1358, 13223860), (1405, 12781496), (1448, 12401935), (1810, 9921548), (1820, 9867034), (1940, 9256702), (1967, 9129640), (2248, 7988435), (2353, 7631960), (2522, 7120540), (2534, 7086820), (2716, 6611930), (2810, 6390748), (3395, 5289544), (3620, 4960774), (3640, 4933517), (3653, 4915960), (3880, 4628351), (3934, 4564820), (4706, 3815980), (5044, 3560270), (5068, 3543410), (5432, 3305965), (5620, 3195374), (6305, 2848216), (6335, 2834728), (6790, 2644772), (7240, 2480387), (7306, 2457980), (7868, 2282410), (8827, 2034440), (9412, 1907990), (9835, 1825928), (10088, 1780135), (10136, 1771705), (11240, 1597687), (11765, 1526392), (12610, 1424108), (12670, 1417364), (13580, 1322386), (14612, 1228990), (15736, 1141205), (16471, 1090280), (17557, 1022840), (17654, 1017220), (18265, 983192), (18824, 953995), (19670, 912964), (23530, 763196), (25220, 712054), (25340, 708682), (25571, 702280), (27160, 661193), (27257, 658840), (29224, 614495), (32942, 545140), (35114, 511420), (35308, 508610), (36530, 491596), (39340, 456482), (44135, 406888), (47060, 381598), (50440, 356027), (50680, 354341), (50861, 353080), (51142, 351140), (54514, 329420), (65884, 272570), (70228, 255710), (70616, 254305), (73060, 245798), (78680, 228241), (82355, 218056), (87785, 204568), (88270, 203444), (94120, 190799), (101722, 176540), (102284, 175570), (109028, 164710), (122899, 146120), (127855, 140456), (131768, 136285)]