729980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1$

素因数の和:158

約数の個数: 48

約数和(自身を含む): 1723680

約数和(自身を除く): 993700

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 113, 170, 190, 226, 323, 340, 380, 452, 565, 646, 1130, 1292, 1615, 1921, 2147, 2260, 3230, 3842, 4294, 6460, 7684, 8588, 9605, 10735, 19210, 21470, 36499, 38420, 42940, 72998, 145996, 182495, 364990, 729980]

約数ペア:

[(1, 729980), (2, 364990), (4, 182495), (5, 145996), (10, 72998), (17, 42940), (19, 38420), (20, 36499), (34, 21470), (38, 19210), (68, 10735), (76, 9605), (85, 8588), (95, 7684), (113, 6460), (170, 4294), (190, 3842), (226, 3230), (323, 2260), (340, 2147), (380, 1921), (452, 1615), (565, 1292), (646, 1130)]