251256936

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{487}}^1$

素因数の和:623

約数の個数: 128

約数和(自身を含む): 747694080

約数和(自身を除く): 496437144

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 37, 42, 56, 74, 83, 84, 111, 148, 166, 168, 222, 249, 259, 296, 332, 444, 487, 498, 518, 581, 664, 777, 888, 974, 996, 1036, 1162, 1461, 1554, 1743, 1948, 1992, 2072, 2324, 2922, 3071, 3108, 3409, 3486, 3896, 4648, 5844, 6142, 6216, 6818, 6972, 9213, 10227, 11688, 12284, 13636, 13944, 18019, 18426, 20454, 21497, 24568, 27272, 36038, 36852, 40421, 40908, 42994, 54057, 64491, 72076, 73704, 80842, 81816, 85988, 108114, 121263, 126133, 128982, 144152, 161684, 171976, 216228, 242526, 252266, 257964, 282947, 323368, 378399, 432456, 485052, 504532, 515928, 565894, 756798, 848841, 970104, 1009064, 1131788, 1495577, 1513596, 1697682, 2263576, 2991154, 3027192, 3395364, 4486731, 5982308, 6790728, 8973462, 10469039, 11964616, 17946924, 20938078, 31407117, 35893848, 41876156, 62814234, 83752312, 125628468, 251256936]

約数ペア:

[(1, 251256936), (2, 125628468), (3, 83752312), (4, 62814234), (6, 41876156), (7, 35893848), (8, 31407117), (12, 20938078), (14, 17946924), (21, 11964616), (24, 10469039), (28, 8973462), (37, 6790728), (42, 5982308), (56, 4486731), (74, 3395364), (83, 3027192), (84, 2991154), (111, 2263576), (148, 1697682), (166, 1513596), (168, 1495577), (222, 1131788), (249, 1009064), (259, 970104), (296, 848841), (332, 756798), (444, 565894), (487, 515928), (498, 504532), (518, 485052), (581, 432456), (664, 378399), (777, 323368), (888, 282947), (974, 257964), (996, 252266), (1036, 242526), (1162, 216228), (1461, 171976), (1554, 161684), (1743, 144152), (1948, 128982), (1992, 126133), (2072, 121263), (2324, 108114), (2922, 85988), (3071, 81816), (3108, 80842), (3409, 73704), (3486, 72076), (3896, 64491), (4648, 54057), (5844, 42994), (6142, 40908), (6216, 40421), (6818, 36852), (6972, 36038), (9213, 27272), (10227, 24568), (11688, 21497), (12284, 20454), (13636, 18426), (13944, 18019)]