161552280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{557}}^1\times {\mathrm{2417}}^1$

素因数の和:2988

約数の個数: 64

約数和(自身を含む): 485727840

約数和(自身を除く): 324175560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 557, 1114, 1671, 2228, 2417, 2785, 3342, 4456, 4834, 5570, 6684, 7251, 8355, 9668, 11140, 12085, 13368, 14502, 16710, 19336, 22280, 24170, 29004, 33420, 36255, 48340, 58008, 66840, 72510, 96680, 145020, 290040, 1346269, 2692538, 4038807, 5385076, 6731345, 8077614, 10770152, 13462690, 16155228, 20194035, 26925380, 32310456, 40388070, 53850760, 80776140, 161552280]

約数ペア:

[(1, 161552280), (2, 80776140), (3, 53850760), (4, 40388070), (5, 32310456), (6, 26925380), (8, 20194035), (10, 16155228), (12, 13462690), (15, 10770152), (20, 8077614), (24, 6731345), (30, 5385076), (40, 4038807), (60, 2692538), (120, 1346269), (557, 290040), (1114, 145020), (1671, 96680), (2228, 72510), (2417, 66840), (2785, 58008), (3342, 48340), (4456, 36255), (4834, 33420), (5570, 29004), (6684, 24170), (7251, 22280), (8355, 19336), (9668, 16710), (11140, 14502), (12085, 13368)]