225128220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{1229}}^1$

素因数の和:1355

約数の個数: 96

約数和(自身を含む): 654635520

約数和(自身を除く): 429507300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 71, 86, 129, 142, 172, 213, 215, 258, 284, 355, 426, 430, 516, 645, 710, 852, 860, 1065, 1229, 1290, 1420, 2130, 2458, 2580, 3053, 3687, 4260, 4916, 6106, 6145, 7374, 9159, 12212, 12290, 14748, 15265, 18318, 18435, 24580, 30530, 36636, 36870, 45795, 52847, 61060, 73740, 87259, 91590, 105694, 158541, 174518, 183180, 211388, 261777, 264235, 317082, 349036, 436295, 523554, 528470, 634164, 792705, 872590, 1047108, 1056940, 1308885, 1585410, 1745180, 2617770, 3170820, 3752137, 5235540, 7504274, 11256411, 15008548, 18760685, 22512822, 37521370, 45025644, 56282055, 75042740, 112564110, 225128220]

約数ペア:

[(1, 225128220), (2, 112564110), (3, 75042740), (4, 56282055), (5, 45025644), (6, 37521370), (10, 22512822), (12, 18760685), (15, 15008548), (20, 11256411), (30, 7504274), (43, 5235540), (60, 3752137), (71, 3170820), (86, 2617770), (129, 1745180), (142, 1585410), (172, 1308885), (213, 1056940), (215, 1047108), (258, 872590), (284, 792705), (355, 634164), (426, 528470), (430, 523554), (516, 436295), (645, 349036), (710, 317082), (852, 264235), (860, 261777), (1065, 211388), (1229, 183180), (1290, 174518), (1420, 158541), (2130, 105694), (2458, 91590), (2580, 87259), (3053, 73740), (3687, 61060), (4260, 52847), (4916, 45795), (6106, 36870), (6145, 36636), (7374, 30530), (9159, 24580), (12212, 18435), (12290, 18318), (14748, 15265)]