205091880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{244157}}^1$

素因数の和:244178

約数の個数: 64

約数和(自身を含む): 703175040

約数和(自身を除く): 498083160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 244157, 488314, 732471, 976628, 1220785, 1464942, 1709099, 1953256, 2441570, 2929884, 3418198, 3662355, 4883140, 5127297, 5859768, 6836396, 7324710, 8545495, 9766280, 10254594, 13672792, 14649420, 17090990, 20509188, 25636485, 29298840, 34181980, 41018376, 51272970, 68363960, 102545940, 205091880]

約数ペア:

[(1, 205091880), (2, 102545940), (3, 68363960), (4, 51272970), (5, 41018376), (6, 34181980), (7, 29298840), (8, 25636485), (10, 20509188), (12, 17090990), (14, 14649420), (15, 13672792), (20, 10254594), (21, 9766280), (24, 8545495), (28, 7324710), (30, 6836396), (35, 5859768), (40, 5127297), (42, 4883140), (56, 3662355), (60, 3418198), (70, 2929884), (84, 2441570), (105, 1953256), (120, 1709099), (140, 1464942), (168, 1220785), (210, 976628), (280, 732471), (420, 488314), (840, 244157)]