71998380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{7547}}^1$

素因数の和:7615

約数の個数: 72

約数和(自身を含む): 222545232

約数和(自身を除く): 150546852

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 90, 106, 159, 180, 212, 265, 318, 477, 530, 636, 795, 954, 1060, 1590, 1908, 2385, 3180, 4770, 7547, 9540, 15094, 22641, 30188, 37735, 45282, 67923, 75470, 90564, 113205, 135846, 150940, 226410, 271692, 339615, 399991, 452820, 679230, 799982, 1199973, 1358460, 1599964, 1999955, 2399946, 3599919, 3999910, 4799892, 5999865, 7199838, 7999820, 11999730, 14399676, 17999595, 23999460, 35999190, 71998380]

約数ペア:

[(1, 71998380), (2, 35999190), (3, 23999460), (4, 17999595), (5, 14399676), (6, 11999730), (9, 7999820), (10, 7199838), (12, 5999865), (15, 4799892), (18, 3999910), (20, 3599919), (30, 2399946), (36, 1999955), (45, 1599964), (53, 1358460), (60, 1199973), (90, 799982), (106, 679230), (159, 452820), (180, 399991), (212, 339615), (265, 271692), (318, 226410), (477, 150940), (530, 135846), (636, 113205), (795, 90564), (954, 75470), (1060, 67923), (1590, 45282), (1908, 37735), (2385, 30188), (3180, 22641), (4770, 15094), (7547, 9540)]