1680492030

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{1249}}^1$

素因数の和:1458

約数の個数: 128

約数和(自身を含む): 4752000000

約数和(自身を除く): 3071507970

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 43, 70, 86, 105, 129, 149, 210, 215, 258, 298, 301, 430, 447, 602, 645, 745, 894, 903, 1043, 1249, 1290, 1490, 1505, 1806, 2086, 2235, 2498, 3010, 3129, 3747, 4470, 4515, 5215, 6245, 6258, 6407, 7494, 8743, 9030, 10430, 12490, 12814, 15645, 17486, 18735, 19221, 26229, 31290, 32035, 37470, 38442, 43715, 44849, 52458, 53707, 64070, 87430, 89698, 96105, 107414, 131145, 134547, 161121, 186101, 192210, 224245, 262290, 268535, 269094, 322242, 372202, 375949, 448490, 537070, 558303, 672735, 751898, 805605, 930505, 1116606, 1127847, 1302707, 1345470, 1611210, 1861010, 1879745, 2255694, 2605414, 2791515, 3759490, 3908121, 5583030, 5639235, 6513535, 7816242, 8002343, 11278470, 13027070, 16004686, 19540605, 24007029, 39081210, 40011715, 48014058, 56016401, 80023430, 112032802, 120035145, 168049203, 240070290, 280082005, 336098406, 560164010, 840246015, 1680492030]

約数ペア:

[(1, 1680492030), (2, 840246015), (3, 560164010), (5, 336098406), (6, 280082005), (7, 240070290), (10, 168049203), (14, 120035145), (15, 112032802), (21, 80023430), (30, 56016401), (35, 48014058), (42, 40011715), (43, 39081210), (70, 24007029), (86, 19540605), (105, 16004686), (129, 13027070), (149, 11278470), (210, 8002343), (215, 7816242), (258, 6513535), (298, 5639235), (301, 5583030), (430, 3908121), (447, 3759490), (602, 2791515), (645, 2605414), (745, 2255694), (894, 1879745), (903, 1861010), (1043, 1611210), (1249, 1345470), (1290, 1302707), (1490, 1127847), (1505, 1116606), (1806, 930505), (2086, 805605), (2235, 751898), (2498, 672735), (3010, 558303), (3129, 537070), (3747, 448490), (4470, 375949), (4515, 372202), (5215, 322242), (6245, 269094), (6258, 268535), (6407, 262290), (7494, 224245), (8743, 192210), (9030, 186101), (10430, 161121), (12490, 134547), (12814, 131145), (15645, 107414), (17486, 96105), (18735, 89698), (19221, 87430), (26229, 64070), (31290, 53707), (32035, 52458), (37470, 44849), (38442, 43715)]