201890220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{557}}^1\times {\mathrm{863}}^1$

素因数の和:1439

約数の個数: 96

約数和(自身を含む): 647958528

約数和(自身を除く): 446068308

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 557, 863, 1114, 1671, 1726, 2228, 2589, 2785, 3342, 3452, 3899, 4315, 5178, 5570, 6041, 6684, 7798, 8355, 8630, 10356, 11140, 11697, 12082, 12945, 15596, 16710, 17260, 18123, 19495, 23394, 24164, 25890, 30205, 33420, 36246, 38990, 46788, 51780, 58485, 60410, 72492, 77980, 90615, 116970, 120820, 181230, 233940, 362460, 480691, 961382, 1442073, 1922764, 2403455, 2884146, 3364837, 4806910, 5768292, 6729674, 7210365, 9613820, 10094511, 13459348, 14420730, 16824185, 20189022, 28841460, 33648370, 40378044, 50472555, 67296740, 100945110, 201890220]

約数ペア:

[(1, 201890220), (2, 100945110), (3, 67296740), (4, 50472555), (5, 40378044), (6, 33648370), (7, 28841460), (10, 20189022), (12, 16824185), (14, 14420730), (15, 13459348), (20, 10094511), (21, 9613820), (28, 7210365), (30, 6729674), (35, 5768292), (42, 4806910), (60, 3364837), (70, 2884146), (84, 2403455), (105, 1922764), (140, 1442073), (210, 961382), (420, 480691), (557, 362460), (863, 233940), (1114, 181230), (1671, 120820), (1726, 116970), (2228, 90615), (2589, 77980), (2785, 72492), (3342, 60410), (3452, 58485), (3899, 51780), (4315, 46788), (5178, 38990), (5570, 36246), (6041, 33420), (6684, 30205), (7798, 25890), (8355, 24164), (8630, 23394), (10356, 19495), (11140, 18123), (11697, 17260), (12082, 16710), (12945, 15596)]