156725920

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{499}}^1$

素因数の和:678

約数の個数: 96

約数和(自身を含む): 402192000

約数和(自身を除く): 245466080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 151, 160, 208, 260, 302, 416, 499, 520, 604, 755, 998, 1040, 1208, 1510, 1963, 1996, 2080, 2416, 2495, 3020, 3926, 3992, 4832, 4990, 6040, 6487, 7852, 7984, 9815, 9980, 12080, 12974, 15704, 15968, 19630, 19960, 24160, 25948, 31408, 32435, 39260, 39920, 51896, 62816, 64870, 75349, 78520, 79840, 103792, 129740, 150698, 157040, 207584, 259480, 301396, 314080, 376745, 518960, 602792, 753490, 979537, 1037920, 1205584, 1506980, 1959074, 2411168, 3013960, 3918148, 4897685, 6027920, 7836296, 9795370, 12055840, 15672592, 19590740, 31345184, 39181480, 78362960, 156725920]

約数ペア:

[(1, 156725920), (2, 78362960), (4, 39181480), (5, 31345184), (8, 19590740), (10, 15672592), (13, 12055840), (16, 9795370), (20, 7836296), (26, 6027920), (32, 4897685), (40, 3918148), (52, 3013960), (65, 2411168), (80, 1959074), (104, 1506980), (130, 1205584), (151, 1037920), (160, 979537), (208, 753490), (260, 602792), (302, 518960), (416, 376745), (499, 314080), (520, 301396), (604, 259480), (755, 207584), (998, 157040), (1040, 150698), (1208, 129740), (1510, 103792), (1963, 79840), (1996, 78520), (2080, 75349), (2416, 64870), (2495, 62816), (3020, 51896), (3926, 39920), (3992, 39260), (4832, 32435), (4990, 31408), (6040, 25948), (6487, 24160), (7852, 19960), (7984, 19630), (9815, 15968), (9980, 15704), (12080, 12974)]