290358180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2917}}^1$

素因数の和:3018

約数の個数: 144

約数和(自身を含む): 1019665920

約数和(自身を除く): 729307740

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 79, 84, 90, 105, 126, 140, 158, 180, 210, 237, 252, 315, 316, 395, 420, 474, 553, 630, 711, 790, 948, 1106, 1185, 1260, 1422, 1580, 1659, 2212, 2370, 2765, 2844, 2917, 3318, 3555, 4740, 4977, 5530, 5834, 6636, 7110, 8295, 8751, 9954, 11060, 11668, 14220, 14585, 16590, 17502, 19908, 20419, 24885, 26253, 29170, 33180, 35004, 40838, 43755, 49770, 52506, 58340, 61257, 81676, 87510, 99540, 102095, 105012, 122514, 131265, 175020, 183771, 204190, 230443, 245028, 262530, 306285, 367542, 408380, 460886, 525060, 612570, 691329, 735084, 918855, 921772, 1152215, 1225140, 1382658, 1613101, 1837710, 2073987, 2304430, 2765316, 3226202, 3456645, 3675420, 4147974, 4608860, 4839303, 6452404, 6913290, 8065505, 8295948, 9678606, 10369935, 13826580, 14517909, 16131010, 19357212, 20739870, 24196515, 29035818, 32262020, 41479740, 48393030, 58071636, 72589545, 96786060, 145179090, 290358180]

約数ペア:

[(1, 290358180), (2, 145179090), (3, 96786060), (4, 72589545), (5, 58071636), (6, 48393030), (7, 41479740), (9, 32262020), (10, 29035818), (12, 24196515), (14, 20739870), (15, 19357212), (18, 16131010), (20, 14517909), (21, 13826580), (28, 10369935), (30, 9678606), (35, 8295948), (36, 8065505), (42, 6913290), (45, 6452404), (60, 4839303), (63, 4608860), (70, 4147974), (79, 3675420), (84, 3456645), (90, 3226202), (105, 2765316), (126, 2304430), (140, 2073987), (158, 1837710), (180, 1613101), (210, 1382658), (237, 1225140), (252, 1152215), (315, 921772), (316, 918855), (395, 735084), (420, 691329), (474, 612570), (553, 525060), (630, 460886), (711, 408380), (790, 367542), (948, 306285), (1106, 262530), (1185, 245028), (1260, 230443), (1422, 204190), (1580, 183771), (1659, 175020), (2212, 131265), (2370, 122514), (2765, 105012), (2844, 102095), (2917, 99540), (3318, 87510), (3555, 81676), (4740, 61257), (4977, 58340), (5530, 52506), (5834, 49770), (6636, 43755), (7110, 40838), (8295, 35004), (8751, 33180), (9954, 29170), (11060, 26253), (11668, 24885), (14220, 20419), (14585, 19908), (16590, 17502)]