161936808

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{421}}^1$

素因数の和:519

約数の個数: 128

約数和(自身を含む): 466698240

約数和(自身を除く): 304761432

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 31, 33, 44, 47, 62, 66, 88, 93, 94, 124, 132, 141, 186, 188, 248, 264, 282, 341, 372, 376, 421, 517, 564, 682, 744, 842, 1023, 1034, 1128, 1263, 1364, 1457, 1551, 1684, 2046, 2068, 2526, 2728, 2914, 3102, 3368, 4092, 4136, 4371, 4631, 5052, 5828, 6204, 8184, 8742, 9262, 10104, 11656, 12408, 13051, 13893, 16027, 17484, 18524, 19787, 26102, 27786, 32054, 34968, 37048, 39153, 39574, 48081, 52204, 55572, 59361, 64108, 78306, 79148, 96162, 104408, 111144, 118722, 128216, 143561, 156612, 158296, 192324, 217657, 237444, 287122, 313224, 384648, 430683, 435314, 474888, 574244, 613397, 652971, 861366, 870628, 1148488, 1226794, 1305942, 1722732, 1741256, 1840191, 2453588, 2611884, 3445464, 3680382, 4907176, 5223768, 6747367, 7360764, 13494734, 14721528, 20242101, 26989468, 40484202, 53978936, 80968404, 161936808]

約数ペア:

[(1, 161936808), (2, 80968404), (3, 53978936), (4, 40484202), (6, 26989468), (8, 20242101), (11, 14721528), (12, 13494734), (22, 7360764), (24, 6747367), (31, 5223768), (33, 4907176), (44, 3680382), (47, 3445464), (62, 2611884), (66, 2453588), (88, 1840191), (93, 1741256), (94, 1722732), (124, 1305942), (132, 1226794), (141, 1148488), (186, 870628), (188, 861366), (248, 652971), (264, 613397), (282, 574244), (341, 474888), (372, 435314), (376, 430683), (421, 384648), (517, 313224), (564, 287122), (682, 237444), (744, 217657), (842, 192324), (1023, 158296), (1034, 156612), (1128, 143561), (1263, 128216), (1364, 118722), (1457, 111144), (1551, 104408), (1684, 96162), (2046, 79148), (2068, 78306), (2526, 64108), (2728, 59361), (2914, 55572), (3102, 52204), (3368, 48081), (4092, 39574), (4136, 39153), (4371, 37048), (4631, 34968), (5052, 32054), (5828, 27786), (6204, 26102), (8184, 19787), (8742, 18524), (9262, 17484), (10104, 16027), (11656, 13893), (12408, 13051)]