217070430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1\times {\mathrm{457}}^1$

素因数の和:761

約数の個数: 64

約数和(自身を含む): 531836928

約数和(自身を除く): 314766498

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 213, 223, 355, 426, 446, 457, 669, 710, 914, 1065, 1115, 1338, 1371, 2130, 2230, 2285, 2742, 3345, 4570, 6690, 6855, 13710, 15833, 31666, 32447, 47499, 64894, 79165, 94998, 97341, 101911, 158330, 162235, 194682, 203822, 237495, 305733, 324470, 474990, 486705, 509555, 611466, 973410, 1019110, 1528665, 3057330, 7235681, 14471362, 21707043, 36178405, 43414086, 72356810, 108535215, 217070430]

約数ペア:

[(1, 217070430), (2, 108535215), (3, 72356810), (5, 43414086), (6, 36178405), (10, 21707043), (15, 14471362), (30, 7235681), (71, 3057330), (142, 1528665), (213, 1019110), (223, 973410), (355, 611466), (426, 509555), (446, 486705), (457, 474990), (669, 324470), (710, 305733), (914, 237495), (1065, 203822), (1115, 194682), (1338, 162235), (1371, 158330), (2130, 101911), (2230, 97341), (2285, 94998), (2742, 79165), (3345, 64894), (4570, 47499), (6690, 32447), (6855, 31666), (13710, 15833)]