213605680

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^2\times {\mathrm{9239}}^1$

素因数の和:9286

約数の個数: 60

約数和(自身を含む): 527622480

約数和(自身を除く): 314016800

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 289, 340, 578, 680, 1156, 1360, 1445, 2312, 2890, 4624, 5780, 9239, 11560, 18478, 23120, 36956, 46195, 73912, 92390, 147824, 157063, 184780, 314126, 369560, 628252, 739120, 785315, 1256504, 1570630, 2513008, 2670071, 3141260, 5340142, 6282520, 10680284, 12565040, 13350355, 21360568, 26700710, 42721136, 53401420, 106802840, 213605680]

約数ペア:

[(1, 213605680), (2, 106802840), (4, 53401420), (5, 42721136), (8, 26700710), (10, 21360568), (16, 13350355), (17, 12565040), (20, 10680284), (34, 6282520), (40, 5340142), (68, 3141260), (80, 2670071), (85, 2513008), (136, 1570630), (170, 1256504), (272, 785315), (289, 739120), (340, 628252), (578, 369560), (680, 314126), (1156, 184780), (1360, 157063), (1445, 147824), (2312, 92390), (2890, 73912), (4624, 46195), (5780, 36956), (9239, 23120), (11560, 18478)]