71531790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^2$

素因数の和:206

約数の個数: 96

約数和(自身を含む): 194375808

約数和(自身を除く): 122844018

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 43, 55, 66, 71, 86, 110, 129, 142, 165, 213, 215, 258, 330, 355, 426, 430, 473, 645, 710, 781, 946, 1065, 1290, 1419, 1562, 2130, 2343, 2365, 2838, 3053, 3905, 4686, 4730, 5041, 6106, 7095, 7810, 9159, 10082, 11715, 14190, 15123, 15265, 18318, 23430, 25205, 30246, 30530, 33583, 45795, 50410, 55451, 67166, 75615, 91590, 100749, 110902, 151230, 166353, 167915, 201498, 216763, 277255, 332706, 335830, 433526, 503745, 554510, 650289, 831765, 1007490, 1083815, 1300578, 1663530, 2167630, 2384393, 3251445, 4768786, 6502890, 7153179, 11921965, 14306358, 23843930, 35765895, 71531790]

約数ペア:

[(1, 71531790), (2, 35765895), (3, 23843930), (5, 14306358), (6, 11921965), (10, 7153179), (11, 6502890), (15, 4768786), (22, 3251445), (30, 2384393), (33, 2167630), (43, 1663530), (55, 1300578), (66, 1083815), (71, 1007490), (86, 831765), (110, 650289), (129, 554510), (142, 503745), (165, 433526), (213, 335830), (215, 332706), (258, 277255), (330, 216763), (355, 201498), (426, 167915), (430, 166353), (473, 151230), (645, 110902), (710, 100749), (781, 91590), (946, 75615), (1065, 67166), (1290, 55451), (1419, 50410), (1562, 45795), (2130, 33583), (2343, 30530), (2365, 30246), (2838, 25205), (3053, 23430), (3905, 18318), (4686, 15265), (4730, 15123), (5041, 14190), (6106, 11715), (7095, 10082), (7810, 9159)]