251811192

素因数分解:

$2^3\times 3^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1\times {\mathrm{1051}}^1$

素因数の和:1276

約数の個数: 64

約数和(自身を含む): 643824000

約数和(自身を除く): 392012808

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 67, 134, 149, 201, 268, 298, 402, 447, 536, 596, 804, 894, 1051, 1192, 1608, 1788, 2102, 3153, 3576, 4204, 6306, 8408, 9983, 12612, 19966, 25224, 29949, 39932, 59898, 70417, 79864, 119796, 140834, 156599, 211251, 239592, 281668, 313198, 422502, 469797, 563336, 626396, 845004, 939594, 1252792, 1690008, 1879188, 3758376, 10492133, 20984266, 31476399, 41968532, 62952798, 83937064, 125905596, 251811192]

約数ペア:

[(1, 251811192), (2, 125905596), (3, 83937064), (4, 62952798), (6, 41968532), (8, 31476399), (12, 20984266), (24, 10492133), (67, 3758376), (134, 1879188), (149, 1690008), (201, 1252792), (268, 939594), (298, 845004), (402, 626396), (447, 563336), (536, 469797), (596, 422502), (804, 313198), (894, 281668), (1051, 239592), (1192, 211251), (1608, 156599), (1788, 140834), (2102, 119796), (3153, 79864), (3576, 70417), (4204, 59898), (6306, 39932), (8408, 29949), (9983, 25224), (12612, 19966)]