179151540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{21481}}^1$

素因数の和:21632

約数の個数: 48

約数和(自身を含む): 505256640

約数和(自身を除く): 326105100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 139, 278, 417, 556, 695, 834, 1390, 1668, 2085, 2780, 4170, 8340, 21481, 42962, 64443, 85924, 107405, 128886, 214810, 257772, 322215, 429620, 644430, 1288860, 2985859, 5971718, 8957577, 11943436, 14929295, 17915154, 29858590, 35830308, 44787885, 59717180, 89575770, 179151540]

約数ペア:

[(1, 179151540), (2, 89575770), (3, 59717180), (4, 44787885), (5, 35830308), (6, 29858590), (10, 17915154), (12, 14929295), (15, 11943436), (20, 8957577), (30, 5971718), (60, 2985859), (139, 1288860), (278, 644430), (417, 429620), (556, 322215), (695, 257772), (834, 214810), (1390, 128886), (1668, 107405), (2085, 85924), (2780, 64443), (4170, 42962), (8340, 21481)]