71942940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{12893}}^1$

素因数の和:12939

約数の個数: 72

約数和(自身を含む): 225283968

約数和(自身を除く): 153341028

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 12893, 25786, 38679, 51572, 64465, 77358, 116037, 128930, 154716, 193395, 232074, 257860, 386790, 399683, 464148, 580185, 773580, 799366, 1160370, 1199049, 1598732, 1998415, 2320740, 2398098, 3597147, 3996830, 4796196, 5995245, 7194294, 7993660, 11990490, 14388588, 17985735, 23980980, 35971470, 71942940]

約数ペア:

[(1, 71942940), (2, 35971470), (3, 23980980), (4, 17985735), (5, 14388588), (6, 11990490), (9, 7993660), (10, 7194294), (12, 5995245), (15, 4796196), (18, 3996830), (20, 3597147), (30, 2398098), (31, 2320740), (36, 1998415), (45, 1598732), (60, 1199049), (62, 1160370), (90, 799366), (93, 773580), (124, 580185), (155, 464148), (180, 399683), (186, 386790), (279, 257860), (310, 232074), (372, 193395), (465, 154716), (558, 128930), (620, 116037), (930, 77358), (1116, 64465), (1395, 51572), (1860, 38679), (2790, 25786), (5580, 12893)]