156955840

素因数分解:

$2^6\times 5^1\times {\mathrm{73}}^1\times {\mathrm{6719}}^1$

素因数の和:6809

約数の個数: 56

約数和(自身を含む): 378927360

約数和(自身を除く): 221971520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 146, 160, 292, 320, 365, 584, 730, 1168, 1460, 2336, 2920, 4672, 5840, 6719, 11680, 13438, 23360, 26876, 33595, 53752, 67190, 107504, 134380, 215008, 268760, 430016, 490487, 537520, 980974, 1075040, 1961948, 2150080, 2452435, 3923896, 4904870, 7847792, 9809740, 15695584, 19619480, 31391168, 39238960, 78477920, 156955840]

約数ペア:

[(1, 156955840), (2, 78477920), (4, 39238960), (5, 31391168), (8, 19619480), (10, 15695584), (16, 9809740), (20, 7847792), (32, 4904870), (40, 3923896), (64, 2452435), (73, 2150080), (80, 1961948), (146, 1075040), (160, 980974), (292, 537520), (320, 490487), (365, 430016), (584, 268760), (730, 215008), (1168, 134380), (1460, 107504), (2336, 67190), (2920, 53752), (4672, 33595), (5840, 26876), (6719, 23360), (11680, 13438)]