161193840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{337}}^1\times {\mathrm{1993}}^1$

素因数の和:2346

約数の個数: 80

約数和(自身を含む): 501435168

約数和(自身を除く): 340241328

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 337, 674, 1011, 1348, 1685, 1993, 2022, 2696, 3370, 3986, 4044, 5055, 5392, 5979, 6740, 7972, 8088, 9965, 10110, 11958, 13480, 15944, 16176, 19930, 20220, 23916, 26960, 29895, 31888, 39860, 40440, 47832, 59790, 79720, 80880, 95664, 119580, 159440, 239160, 478320, 671641, 1343282, 2014923, 2686564, 3358205, 4029846, 5373128, 6716410, 8059692, 10074615, 10746256, 13432820, 16119384, 20149230, 26865640, 32238768, 40298460, 53731280, 80596920, 161193840]

約数ペア:

[(1, 161193840), (2, 80596920), (3, 53731280), (4, 40298460), (5, 32238768), (6, 26865640), (8, 20149230), (10, 16119384), (12, 13432820), (15, 10746256), (16, 10074615), (20, 8059692), (24, 6716410), (30, 5373128), (40, 4029846), (48, 3358205), (60, 2686564), (80, 2014923), (120, 1343282), (240, 671641), (337, 478320), (674, 239160), (1011, 159440), (1348, 119580), (1685, 95664), (1993, 80880), (2022, 79720), (2696, 59790), (3370, 47832), (3986, 40440), (4044, 39860), (5055, 31888), (5392, 29895), (5979, 26960), (6740, 23916), (7972, 20220), (8088, 19930), (9965, 16176), (10110, 15944), (11958, 13480)]