131708220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{557}}^1\times {\mathrm{563}}^1$

素因数の和:1139

約数の個数: 96

約数和(自身を含む): 422972928

約数和(自身を除く): 291264708

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, 563, 1114, 1126, 1671, 1689, 2228, 2252, 2785, 2815, 3342, 3378, 3899, 3941, 5570, 5630, 6684, 6756, 7798, 7882, 8355, 8445, 11140, 11260, 11697, 11823, 15596, 15764, 16710, 16890, 19495, 19705, 23394, 23646, 33420, 33780, 38990, 39410, 46788, 47292, 58485, 59115, 77980, 78820, 116970, 118230, 233940, 236460, 313591, 627182, 940773, 1254364, 1567955, 1881546, 2195137, 3135910, 3763092, 4390274, 4703865, 6271820, 6585411, 8780548, 9407730, 10975685, 13170822, 18815460, 21951370, 26341644, 32927055, 43902740, 65854110, 131708220]

約数ペア:

[(1, 131708220), (2, 65854110), (3, 43902740), (4, 32927055), (5, 26341644), (6, 21951370), (7, 18815460), (10, 13170822), (12, 10975685), (14, 9407730), (15, 8780548), (20, 6585411), (21, 6271820), (28, 4703865), (30, 4390274), (35, 3763092), (42, 3135910), (60, 2195137), (70, 1881546), (84, 1567955), (105, 1254364), (140, 940773), (210, 627182), (420, 313591), (557, 236460), (563, 233940), (1114, 118230), (1126, 116970), (1671, 78820), (1689, 77980), (2228, 59115), (2252, 58485), (2785, 47292), (2815, 46788), (3342, 39410), (3378, 38990), (3899, 33780), (3941, 33420), (5570, 23646), (5630, 23394), (6684, 19705), (6756, 19495), (7798, 16890), (7882, 16710), (8355, 15764), (8445, 15596), (11140, 11823), (11260, 11697)]