78820290

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:166

約数の個数: 160

約数和(自身を含む): 226930176

約数和(自身を除く): 148109886

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 43, 45, 54, 62, 73, 81, 86, 90, 93, 129, 135, 146, 155, 162, 186, 215, 219, 258, 270, 279, 310, 365, 387, 405, 430, 438, 465, 558, 645, 657, 730, 774, 810, 837, 930, 1095, 1161, 1290, 1314, 1333, 1395, 1674, 1935, 1971, 2190, 2263, 2322, 2511, 2666, 2790, 3139, 3285, 3483, 3870, 3942, 3999, 4185, 4526, 5022, 5805, 5913, 6278, 6570, 6665, 6789, 6966, 7998, 8370, 9417, 9855, 11315, 11610, 11826, 11997, 12555, 13330, 13578, 15695, 17415, 18834, 19710, 19995, 20367, 22630, 23994, 25110, 28251, 29565, 31390, 33945, 34830, 35991, 39990, 40734, 47085, 56502, 59130, 59985, 61101, 67890, 71982, 84753, 94170, 97309, 101835, 107973, 119970, 122202, 141255, 169506, 179955, 183303, 194618, 203670, 215946, 254259, 282510, 291927, 305505, 359910, 366606, 423765, 486545, 508518, 539865, 583854, 611010, 847530, 875781, 916515, 973090, 1079730, 1271295, 1459635, 1751562, 1833030, 2542590, 2627343, 2919270, 4378905, 5254686, 7882029, 8757810, 13136715, 15764058, 26273430, 39410145, 78820290]

約数ペア:

[(1, 78820290), (2, 39410145), (3, 26273430), (5, 15764058), (6, 13136715), (9, 8757810), (10, 7882029), (15, 5254686), (18, 4378905), (27, 2919270), (30, 2627343), (31, 2542590), (43, 1833030), (45, 1751562), (54, 1459635), (62, 1271295), (73, 1079730), (81, 973090), (86, 916515), (90, 875781), (93, 847530), (129, 611010), (135, 583854), (146, 539865), (155, 508518), (162, 486545), (186, 423765), (215, 366606), (219, 359910), (258, 305505), (270, 291927), (279, 282510), (310, 254259), (365, 215946), (387, 203670), (405, 194618), (430, 183303), (438, 179955), (465, 169506), (558, 141255), (645, 122202), (657, 119970), (730, 107973), (774, 101835), (810, 97309), (837, 94170), (930, 84753), (1095, 71982), (1161, 67890), (1290, 61101), (1314, 59985), (1333, 59130), (1395, 56502), (1674, 47085), (1935, 40734), (1971, 39990), (2190, 35991), (2263, 34830), (2322, 33945), (2511, 31390), (2666, 29565), (2790, 28251), (3139, 25110), (3285, 23994), (3483, 22630), (3870, 20367), (3942, 19995), (3999, 19710), (4185, 18834), (4526, 17415), (5022, 15695), (5805, 13578), (5913, 13330), (6278, 12555), (6570, 11997), (6665, 11826), (6789, 11610), (6966, 11315), (7998, 9855), (8370, 9417)]