256025532

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{8443}}^1$

素因数の和:8495

約数の個数: 72

約数和(自身を含む): 720644736

約数和(自身を除く): 464619204

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 57, 76, 84, 114, 133, 228, 266, 361, 399, 532, 722, 798, 1083, 1444, 1596, 2166, 2527, 4332, 5054, 7581, 8443, 10108, 15162, 16886, 25329, 30324, 33772, 50658, 59101, 101316, 118202, 160417, 177303, 236404, 320834, 354606, 481251, 641668, 709212, 962502, 1122919, 1925004, 2245838, 3047923, 3368757, 4491676, 6095846, 6737514, 9143769, 12191692, 13475028, 18287538, 21335461, 36575076, 42670922, 64006383, 85341844, 128012766, 256025532]

約数ペア:

[(1, 256025532), (2, 128012766), (3, 85341844), (4, 64006383), (6, 42670922), (7, 36575076), (12, 21335461), (14, 18287538), (19, 13475028), (21, 12191692), (28, 9143769), (38, 6737514), (42, 6095846), (57, 4491676), (76, 3368757), (84, 3047923), (114, 2245838), (133, 1925004), (228, 1122919), (266, 962502), (361, 709212), (399, 641668), (532, 481251), (722, 354606), (798, 320834), (1083, 236404), (1444, 177303), (1596, 160417), (2166, 118202), (2527, 101316), (4332, 59101), (5054, 50658), (7581, 33772), (8443, 30324), (10108, 25329), (15162, 16886)]