8420580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1$

素因数の和:226

約数の個数: 144

約数和(自身を含む): 30086784

約数和(自身を除く): 21666204

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 41, 42, 45, 60, 63, 70, 82, 84, 90, 105, 123, 126, 140, 163, 164, 180, 205, 210, 246, 252, 287, 315, 326, 369, 410, 420, 489, 492, 574, 615, 630, 652, 738, 815, 820, 861, 978, 1141, 1148, 1230, 1260, 1435, 1467, 1476, 1630, 1722, 1845, 1956, 2282, 2445, 2460, 2583, 2870, 2934, 3260, 3423, 3444, 3690, 4305, 4564, 4890, 5166, 5705, 5740, 5868, 6683, 6846, 7335, 7380, 8610, 9780, 10269, 10332, 11410, 12915, 13366, 13692, 14670, 17115, 17220, 20049, 20538, 22820, 25830, 26732, 29340, 33415, 34230, 40098, 41076, 46781, 51345, 51660, 60147, 66830, 68460, 80196, 93562, 100245, 102690, 120294, 133660, 140343, 187124, 200490, 205380, 233905, 240588, 280686, 300735, 400980, 421029, 467810, 561372, 601470, 701715, 842058, 935620, 1202940, 1403430, 1684116, 2105145, 2806860, 4210290, 8420580]

約数ペア:

[(1, 8420580), (2, 4210290), (3, 2806860), (4, 2105145), (5, 1684116), (6, 1403430), (7, 1202940), (9, 935620), (10, 842058), (12, 701715), (14, 601470), (15, 561372), (18, 467810), (20, 421029), (21, 400980), (28, 300735), (30, 280686), (35, 240588), (36, 233905), (41, 205380), (42, 200490), (45, 187124), (60, 140343), (63, 133660), (70, 120294), (82, 102690), (84, 100245), (90, 93562), (105, 80196), (123, 68460), (126, 66830), (140, 60147), (163, 51660), (164, 51345), (180, 46781), (205, 41076), (210, 40098), (246, 34230), (252, 33415), (287, 29340), (315, 26732), (326, 25830), (369, 22820), (410, 20538), (420, 20049), (489, 17220), (492, 17115), (574, 14670), (615, 13692), (630, 13366), (652, 12915), (738, 11410), (815, 10332), (820, 10269), (861, 9780), (978, 8610), (1141, 7380), (1148, 7335), (1230, 6846), (1260, 6683), (1435, 5868), (1467, 5740), (1476, 5705), (1630, 5166), (1722, 4890), (1845, 4564), (1956, 4305), (2282, 3690), (2445, 3444), (2460, 3423), (2583, 3260), (2870, 2934)]