121081980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{661}}^1$

素因数の和:787

約数の個数: 96

約数和(自身を含む): 352332288

約数和(自身を除く): 231250308

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 71, 86, 129, 142, 172, 213, 215, 258, 284, 355, 426, 430, 516, 645, 661, 710, 852, 860, 1065, 1290, 1322, 1420, 1983, 2130, 2580, 2644, 3053, 3305, 3966, 4260, 6106, 6610, 7932, 9159, 9915, 12212, 13220, 15265, 18318, 19830, 28423, 30530, 36636, 39660, 45795, 46931, 56846, 61060, 85269, 91590, 93862, 113692, 140793, 142115, 170538, 183180, 187724, 234655, 281586, 284230, 341076, 426345, 469310, 563172, 568460, 703965, 852690, 938620, 1407930, 1705380, 2018033, 2815860, 4036066, 6054099, 8072132, 10090165, 12108198, 20180330, 24216396, 30270495, 40360660, 60540990, 121081980]

約数ペア:

[(1, 121081980), (2, 60540990), (3, 40360660), (4, 30270495), (5, 24216396), (6, 20180330), (10, 12108198), (12, 10090165), (15, 8072132), (20, 6054099), (30, 4036066), (43, 2815860), (60, 2018033), (71, 1705380), (86, 1407930), (129, 938620), (142, 852690), (172, 703965), (213, 568460), (215, 563172), (258, 469310), (284, 426345), (355, 341076), (426, 284230), (430, 281586), (516, 234655), (645, 187724), (661, 183180), (710, 170538), (852, 142115), (860, 140793), (1065, 113692), (1290, 93862), (1322, 91590), (1420, 85269), (1983, 61060), (2130, 56846), (2580, 46931), (2644, 45795), (3053, 39660), (3305, 36636), (3966, 30530), (4260, 28423), (6106, 19830), (6610, 18318), (7932, 15265), (9159, 13220), (9915, 12212)]