71387940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4817}}^1$

素因数の和:4861

約数の個数: 96

約数和(自身を含む): 226638720

約数和(自身を除く): 155250780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 19, 20, 26, 30, 38, 39, 52, 57, 60, 65, 76, 78, 95, 114, 130, 156, 190, 195, 228, 247, 260, 285, 380, 390, 494, 570, 741, 780, 988, 1140, 1235, 1482, 2470, 2964, 3705, 4817, 4940, 7410, 9634, 14451, 14820, 19268, 24085, 28902, 48170, 57804, 62621, 72255, 91523, 96340, 125242, 144510, 183046, 187863, 250484, 274569, 289020, 313105, 366092, 375726, 457615, 549138, 626210, 751452, 915230, 939315, 1098276, 1189799, 1252420, 1372845, 1830460, 1878630, 2379598, 2745690, 3569397, 3757260, 4759196, 5491380, 5948995, 7138794, 11897990, 14277588, 17846985, 23795980, 35693970, 71387940]

約数ペア:

[(1, 71387940), (2, 35693970), (3, 23795980), (4, 17846985), (5, 14277588), (6, 11897990), (10, 7138794), (12, 5948995), (13, 5491380), (15, 4759196), (19, 3757260), (20, 3569397), (26, 2745690), (30, 2379598), (38, 1878630), (39, 1830460), (52, 1372845), (57, 1252420), (60, 1189799), (65, 1098276), (76, 939315), (78, 915230), (95, 751452), (114, 626210), (130, 549138), (156, 457615), (190, 375726), (195, 366092), (228, 313105), (247, 289020), (260, 274569), (285, 250484), (380, 187863), (390, 183046), (494, 144510), (570, 125242), (741, 96340), (780, 91523), (988, 72255), (1140, 62621), (1235, 57804), (1482, 48170), (2470, 28902), (2964, 24085), (3705, 19268), (4817, 14820), (4940, 14451), (7410, 9634)]