128523510

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1571}}^1$

素因数の和:1691

約数の個数: 80

約数和(自身を含む): 349229232

約数和(自身を除く): 220705722

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 101, 135, 162, 202, 270, 303, 405, 505, 606, 810, 909, 1010, 1515, 1571, 1818, 2727, 3030, 3142, 4545, 4713, 5454, 7855, 8181, 9090, 9426, 13635, 14139, 15710, 16362, 23565, 27270, 28278, 40905, 42417, 47130, 70695, 81810, 84834, 127251, 141390, 158671, 212085, 254502, 317342, 424170, 476013, 636255, 793355, 952026, 1272510, 1428039, 1586710, 2380065, 2856078, 4284117, 4760130, 7140195, 8568234, 12852351, 14280390, 21420585, 25704702, 42841170, 64261755, 128523510]

約数ペア:

[(1, 128523510), (2, 64261755), (3, 42841170), (5, 25704702), (6, 21420585), (9, 14280390), (10, 12852351), (15, 8568234), (18, 7140195), (27, 4760130), (30, 4284117), (45, 2856078), (54, 2380065), (81, 1586710), (90, 1428039), (101, 1272510), (135, 952026), (162, 793355), (202, 636255), (270, 476013), (303, 424170), (405, 317342), (505, 254502), (606, 212085), (810, 158671), (909, 141390), (1010, 127251), (1515, 84834), (1571, 81810), (1818, 70695), (2727, 47130), (3030, 42417), (3142, 40905), (4545, 28278), (4713, 27270), (5454, 23565), (7855, 16362), (8181, 15710), (9090, 14139), (9426, 13635)]