157747380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{379}}^1\times {\mathrm{991}}^1$

素因数の和:1389

約数の個数: 96

約数和(自身を含む): 506634240

約数和(自身を除く): 348886860

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, 379, 420, 758, 991, 1137, 1516, 1895, 1982, 2274, 2653, 2973, 3790, 3964, 4548, 4955, 5306, 5685, 5946, 6937, 7580, 7959, 9910, 10612, 11370, 11892, 13265, 13874, 14865, 15918, 19820, 20811, 22740, 26530, 27748, 29730, 31836, 34685, 39795, 41622, 53060, 59460, 69370, 79590, 83244, 104055, 138740, 159180, 208110, 375589, 416220, 751178, 1126767, 1502356, 1877945, 2253534, 2629123, 3755890, 4507068, 5258246, 5633835, 7511780, 7887369, 10516492, 11267670, 13145615, 15774738, 22535340, 26291230, 31549476, 39436845, 52582460, 78873690, 157747380]

約数ペア:

[(1, 157747380), (2, 78873690), (3, 52582460), (4, 39436845), (5, 31549476), (6, 26291230), (7, 22535340), (10, 15774738), (12, 13145615), (14, 11267670), (15, 10516492), (20, 7887369), (21, 7511780), (28, 5633835), (30, 5258246), (35, 4507068), (42, 3755890), (60, 2629123), (70, 2253534), (84, 1877945), (105, 1502356), (140, 1126767), (210, 751178), (379, 416220), (420, 375589), (758, 208110), (991, 159180), (1137, 138740), (1516, 104055), (1895, 83244), (1982, 79590), (2274, 69370), (2653, 59460), (2973, 53060), (3790, 41622), (3964, 39795), (4548, 34685), (4955, 31836), (5306, 29730), (5685, 27748), (5946, 26530), (6937, 22740), (7580, 20811), (7959, 19820), (9910, 15918), (10612, 14865), (11370, 13874), (11892, 13265)]