30756400520

素因数分解:

$2^3\times 5^1\times {\mathrm{347}}^1\times {\mathrm{821}}^1\times {\mathrm{2699}}^1$

素因数の和:3878

約数の個数: 64

約数和(自身を含む): 69511608000

約数和(自身を除く): 38755207480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 347, 694, 821, 1388, 1642, 1735, 2699, 2776, 3284, 3470, 4105, 5398, 6568, 6940, 8210, 10796, 13495, 13880, 16420, 21592, 26990, 32840, 53980, 107960, 284887, 569774, 936553, 1139548, 1424435, 1873106, 2215879, 2279096, 2848870, 3746212, 4431758, 4682765, 5697740, 7492424, 8863516, 9365530, 11079395, 11395480, 17727032, 18731060, 22158790, 37462120, 44317580, 88635160, 768910013, 1537820026, 3075640052, 3844550065, 6151280104, 7689100130, 15378200260, 30756400520]

約数ペア:

[(1, 30756400520), (2, 15378200260), (4, 7689100130), (5, 6151280104), (8, 3844550065), (10, 3075640052), (20, 1537820026), (40, 768910013), (347, 88635160), (694, 44317580), (821, 37462120), (1388, 22158790), (1642, 18731060), (1735, 17727032), (2699, 11395480), (2776, 11079395), (3284, 9365530), (3470, 8863516), (4105, 7492424), (5398, 5697740), (6568, 4682765), (6940, 4431758), (8210, 3746212), (10796, 2848870), (13495, 2279096), (13880, 2215879), (16420, 1873106), (21592, 1424435), (26990, 1139548), (32840, 936553), (53980, 569774), (107960, 284887)]