71702070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:258

約数の個数: 128

約数和(自身を含む): 199507968

約数和(自身を除く): 127805898

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 31, 33, 43, 55, 62, 66, 86, 93, 110, 129, 155, 163, 165, 186, 215, 258, 310, 326, 330, 341, 430, 465, 473, 489, 645, 682, 815, 930, 946, 978, 1023, 1290, 1333, 1419, 1630, 1705, 1793, 2046, 2365, 2445, 2666, 2838, 3410, 3586, 3999, 4730, 4890, 5053, 5115, 5379, 6665, 7009, 7095, 7998, 8965, 10106, 10230, 10758, 13330, 14018, 14190, 14663, 15159, 17930, 19995, 21027, 25265, 26895, 29326, 30318, 35045, 39990, 42054, 43989, 50530, 53790, 55583, 70090, 73315, 75795, 77099, 87978, 105135, 111166, 146630, 151590, 154198, 166749, 210270, 217279, 219945, 231297, 277915, 333498, 385495, 434558, 439890, 462594, 555830, 651837, 770990, 833745, 1086395, 1156485, 1303674, 1667490, 2172790, 2312970, 2390069, 3259185, 4780138, 6518370, 7170207, 11950345, 14340414, 23900690, 35851035, 71702070]

約数ペア:

[(1, 71702070), (2, 35851035), (3, 23900690), (5, 14340414), (6, 11950345), (10, 7170207), (11, 6518370), (15, 4780138), (22, 3259185), (30, 2390069), (31, 2312970), (33, 2172790), (43, 1667490), (55, 1303674), (62, 1156485), (66, 1086395), (86, 833745), (93, 770990), (110, 651837), (129, 555830), (155, 462594), (163, 439890), (165, 434558), (186, 385495), (215, 333498), (258, 277915), (310, 231297), (326, 219945), (330, 217279), (341, 210270), (430, 166749), (465, 154198), (473, 151590), (489, 146630), (645, 111166), (682, 105135), (815, 87978), (930, 77099), (946, 75795), (978, 73315), (1023, 70090), (1290, 55583), (1333, 53790), (1419, 50530), (1630, 43989), (1705, 42054), (1793, 39990), (2046, 35045), (2365, 30318), (2445, 29326), (2666, 26895), (2838, 25265), (3410, 21027), (3586, 19995), (3999, 17930), (4730, 15159), (4890, 14663), (5053, 14190), (5115, 14018), (5379, 13330), (6665, 10758), (7009, 10230), (7095, 10106), (7998, 8965)]