816154740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{44893}}^1$

素因数の和:45009

約数の個数: 72

約数和(自身を含む): 2500236648

約数和(自身を除く): 1684081908

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 101, 180, 202, 303, 404, 505, 606, 909, 1010, 1212, 1515, 1818, 2020, 3030, 3636, 4545, 6060, 9090, 18180, 44893, 89786, 134679, 179572, 224465, 269358, 404037, 448930, 538716, 673395, 808074, 897860, 1346790, 1616148, 2020185, 2693580, 4040370, 4534193, 8080740, 9068386, 13602579, 18136772, 22670965, 27205158, 40807737, 45341930, 54410316, 68012895, 81615474, 90683860, 136025790, 163230948, 204038685, 272051580, 408077370, 816154740]

約数ペア:

[(1, 816154740), (2, 408077370), (3, 272051580), (4, 204038685), (5, 163230948), (6, 136025790), (9, 90683860), (10, 81615474), (12, 68012895), (15, 54410316), (18, 45341930), (20, 40807737), (30, 27205158), (36, 22670965), (45, 18136772), (60, 13602579), (90, 9068386), (101, 8080740), (180, 4534193), (202, 4040370), (303, 2693580), (404, 2020185), (505, 1616148), (606, 1346790), (909, 897860), (1010, 808074), (1212, 673395), (1515, 538716), (1818, 448930), (2020, 404037), (3030, 269358), (3636, 224465), (4545, 179572), (6060, 134679), (9090, 89786), (18180, 44893)]