84388890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1$

素因数の和:447

約数の個数: 64

約数和(自身を含む): 206997120

約数和(自身を除く): 122608230

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 109, 131, 197, 218, 262, 327, 393, 394, 545, 591, 654, 655, 786, 985, 1090, 1182, 1310, 1635, 1965, 1970, 2955, 3270, 3930, 5910, 14279, 21473, 25807, 28558, 42837, 42946, 51614, 64419, 71395, 77421, 85674, 107365, 128838, 129035, 142790, 154842, 214185, 214730, 258070, 322095, 387105, 428370, 644190, 774210, 2812963, 5625926, 8438889, 14064815, 16877778, 28129630, 42194445, 84388890]

約数ペア:

[(1, 84388890), (2, 42194445), (3, 28129630), (5, 16877778), (6, 14064815), (10, 8438889), (15, 5625926), (30, 2812963), (109, 774210), (131, 644190), (197, 428370), (218, 387105), (262, 322095), (327, 258070), (393, 214730), (394, 214185), (545, 154842), (591, 142790), (654, 129035), (655, 128838), (786, 107365), (985, 85674), (1090, 77421), (1182, 71395), (1310, 64419), (1635, 51614), (1965, 42946), (1970, 42837), (2955, 28558), (3270, 25807), (3930, 21473), (5910, 14279)]