7681620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{443}}^1$

素因数の和:489

約数の個数: 72

約数和(自身を含む): 22899744

約数和(自身を除く): 15218124

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 289, 340, 443, 510, 578, 867, 886, 1020, 1156, 1329, 1445, 1734, 1772, 2215, 2658, 2890, 3468, 4335, 4430, 5316, 5780, 6645, 7531, 8670, 8860, 13290, 15062, 17340, 22593, 26580, 30124, 37655, 45186, 75310, 90372, 112965, 128027, 150620, 225930, 256054, 384081, 451860, 512108, 640135, 768162, 1280270, 1536324, 1920405, 2560540, 3840810, 7681620]

約数ペア:

[(1, 7681620), (2, 3840810), (3, 2560540), (4, 1920405), (5, 1536324), (6, 1280270), (10, 768162), (12, 640135), (15, 512108), (17, 451860), (20, 384081), (30, 256054), (34, 225930), (51, 150620), (60, 128027), (68, 112965), (85, 90372), (102, 75310), (170, 45186), (204, 37655), (255, 30124), (289, 26580), (340, 22593), (443, 17340), (510, 15062), (578, 13290), (867, 8860), (886, 8670), (1020, 7531), (1156, 6645), (1329, 5780), (1445, 5316), (1734, 4430), (1772, 4335), (2215, 3468), (2658, 2890)]