151283420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{79}}^1\times {\mathrm{181}}^1$

素因数の和:315

約数の個数: 72

約数和(自身を含む): 338170560

約数和(自身を除く): 186887140

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 79, 92, 115, 158, 181, 230, 316, 362, 395, 460, 529, 724, 790, 905, 1058, 1580, 1810, 1817, 2116, 2645, 3620, 3634, 4163, 5290, 7268, 8326, 9085, 10580, 14299, 16652, 18170, 20815, 28598, 36340, 41630, 41791, 57196, 71495, 83260, 83582, 95749, 142990, 167164, 191498, 208955, 285980, 328877, 382996, 417910, 478745, 657754, 835820, 957490, 1315508, 1644385, 1914980, 3288770, 6577540, 7564171, 15128342, 30256684, 37820855, 75641710, 151283420]

約数ペア:

[(1, 151283420), (2, 75641710), (4, 37820855), (5, 30256684), (10, 15128342), (20, 7564171), (23, 6577540), (46, 3288770), (79, 1914980), (92, 1644385), (115, 1315508), (158, 957490), (181, 835820), (230, 657754), (316, 478745), (362, 417910), (395, 382996), (460, 328877), (529, 285980), (724, 208955), (790, 191498), (905, 167164), (1058, 142990), (1580, 95749), (1810, 83582), (1817, 83260), (2116, 71495), (2645, 57196), (3620, 41791), (3634, 41630), (4163, 36340), (5290, 28598), (7268, 20815), (8326, 18170), (9085, 16652), (10580, 14299)]