72655380

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:220

約数の個数: 240

約数和(自身を含む): 268329600

約数和(自身を除く): 195674220

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 43, 45, 54, 60, 63, 70, 81, 84, 86, 90, 105, 108, 126, 129, 135, 140, 149, 162, 172, 180, 189, 210, 215, 252, 258, 270, 298, 301, 315, 324, 378, 387, 405, 420, 430, 447, 516, 540, 567, 596, 602, 630, 645, 745, 756, 774, 810, 860, 894, 903, 945, 1043, 1134, 1161, 1204, 1260, 1290, 1341, 1490, 1505, 1548, 1620, 1788, 1806, 1890, 1935, 2086, 2235, 2268, 2322, 2580, 2682, 2709, 2835, 2980, 3010, 3129, 3483, 3612, 3780, 3870, 4023, 4172, 4470, 4515, 4644, 5215, 5364, 5418, 5670, 5805, 6020, 6258, 6407, 6705, 6966, 7740, 8046, 8127, 8940, 9030, 9387, 10430, 10836, 11340, 11610, 12069, 12516, 12814, 13410, 13545, 13932, 15645, 16092, 16254, 17415, 18060, 18774, 19221, 20115, 20860, 23220, 24138, 24381, 25628, 26820, 27090, 28161, 31290, 32035, 32508, 34830, 37548, 38442, 40230, 40635, 44849, 46935, 48276, 48762, 54180, 56322, 57663, 60345, 62580, 64070, 69660, 76884, 80460, 81270, 84483, 89698, 93870, 96105, 97524, 112644, 115326, 120690, 121905, 128140, 134547, 140805, 162540, 168966, 172989, 179396, 187740, 192210, 224245, 230652, 241380, 243810, 269094, 281610, 288315, 337932, 345978, 384420, 403641, 422415, 448490, 487620, 518967, 538188, 563220, 576630, 672735, 691956, 807282, 844830, 864945, 896980, 1037934, 1153260, 1210923, 1345470, 1614564, 1689660, 1729890, 2018205, 2075868, 2421846, 2594835, 2690940, 3459780, 3632769, 4036410, 4843692, 5189670, 6054615, 7265538, 8072820, 10379340, 12109230, 14531076, 18163845, 24218460, 36327690, 72655380]

約数ペア:

[(1, 72655380), (2, 36327690), (3, 24218460), (4, 18163845), (5, 14531076), (6, 12109230), (7, 10379340), (9, 8072820), (10, 7265538), (12, 6054615), (14, 5189670), (15, 4843692), (18, 4036410), (20, 3632769), (21, 3459780), (27, 2690940), (28, 2594835), (30, 2421846), (35, 2075868), (36, 2018205), (42, 1729890), (43, 1689660), (45, 1614564), (54, 1345470), (60, 1210923), (63, 1153260), (70, 1037934), (81, 896980), (84, 864945), (86, 844830), (90, 807282), (105, 691956), (108, 672735), (126, 576630), (129, 563220), (135, 538188), (140, 518967), (149, 487620), (162, 448490), (172, 422415), (180, 403641), (189, 384420), (210, 345978), (215, 337932), (252, 288315), (258, 281610), (270, 269094), (298, 243810), (301, 241380), (315, 230652), (324, 224245), (378, 192210), (387, 187740), (405, 179396), (420, 172989), (430, 168966), (447, 162540), (516, 140805), (540, 134547), (567, 128140), (596, 121905), (602, 120690), (630, 115326), (645, 112644), (745, 97524), (756, 96105), (774, 93870), (810, 89698), (860, 84483), (894, 81270), (903, 80460), (945, 76884), (1043, 69660), (1134, 64070), (1161, 62580), (1204, 60345), (1260, 57663), (1290, 56322), (1341, 54180), (1490, 48762), (1505, 48276), (1548, 46935), (1620, 44849), (1788, 40635), (1806, 40230), (1890, 38442), (1935, 37548), (2086, 34830), (2235, 32508), (2268, 32035), (2322, 31290), (2580, 28161), (2682, 27090), (2709, 26820), (2835, 25628), (2980, 24381), (3010, 24138), (3129, 23220), (3483, 20860), (3612, 20115), (3780, 19221), (3870, 18774), (4023, 18060), (4172, 17415), (4470, 16254), (4515, 16092), (4644, 15645), (5215, 13932), (5364, 13545), (5418, 13410), (5670, 12814), (5805, 12516), (6020, 12069), (6258, 11610), (6407, 11340), (6705, 10836), (6966, 10430), (7740, 9387), (8046, 9030), (8127, 8940)]