159869920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{409}}^1$

素因数の和:780

約数の個数: 96

約数和(自身を含む): 433944000

約数和(自身を除く): 274074080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 349, 409, 560, 698, 818, 1120, 1396, 1636, 1745, 2045, 2443, 2792, 2863, 3272, 3490, 4090, 4886, 5584, 5726, 6544, 6980, 8180, 9772, 11168, 11452, 12215, 13088, 13960, 14315, 16360, 19544, 22904, 24430, 27920, 28630, 32720, 39088, 45808, 48860, 55840, 57260, 65440, 78176, 91616, 97720, 114520, 142741, 195440, 229040, 285482, 390880, 458080, 570964, 713705, 999187, 1141928, 1427410, 1998374, 2283856, 2854820, 3996748, 4567712, 4995935, 5709640, 7993496, 9991870, 11419280, 15986992, 19983740, 22838560, 31973984, 39967480, 79934960, 159869920]

約数ペア:

[(1, 159869920), (2, 79934960), (4, 39967480), (5, 31973984), (7, 22838560), (8, 19983740), (10, 15986992), (14, 11419280), (16, 9991870), (20, 7993496), (28, 5709640), (32, 4995935), (35, 4567712), (40, 3996748), (56, 2854820), (70, 2283856), (80, 1998374), (112, 1427410), (140, 1141928), (160, 999187), (224, 713705), (280, 570964), (349, 458080), (409, 390880), (560, 285482), (698, 229040), (818, 195440), (1120, 142741), (1396, 114520), (1636, 97720), (1745, 91616), (2045, 78176), (2443, 65440), (2792, 57260), (2863, 55840), (3272, 48860), (3490, 45808), (4090, 39088), (4886, 32720), (5584, 28630), (5726, 27920), (6544, 24430), (6980, 22904), (8180, 19544), (9772, 16360), (11168, 14315), (11452, 13960), (12215, 13088)]