20430398520

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{1783}}^1\times {\mathrm{4547}}^1$

素因数の和:6354

約数の個数: 192

約数和(自身を含む): 75943595520

約数和(自身を除く): 55513197000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 1783, 2520, 3566, 4547, 5349, 7132, 8915, 9094, 10698, 12481, 13641, 14264, 16047, 17830, 18188, 21396, 22735, 24962, 26745, 27282, 31829, 32094, 35660, 36376, 37443, 40923, 42792, 45470, 49924, 53490, 54564, 62405, 63658, 64188, 68205, 71320, 74886, 80235, 81846, 90940, 95487, 99848, 106980, 109128, 112329, 124810, 127316, 128376, 136410, 149772, 159145, 160470, 163692, 181880, 187215, 190974, 204615, 213960, 224658, 249620, 254632, 272820, 286461, 299544, 318290, 320940, 327384, 374430, 381948, 409230, 449316, 477435, 499240, 545640, 561645, 572922, 636580, 641880, 748860, 763896, 818460, 898632, 954870, 1123290, 1145844, 1273160, 1432305, 1497720, 1636920, 1909740, 2246580, 2291688, 2864610, 3819480, 4493160, 5729220, 8107301, 11458440, 16214602, 24321903, 32429204, 40536505, 48643806, 56751107, 64858408, 72965709, 81073010, 97287612, 113502214, 121609515, 145931418, 162146020, 170253321, 194575224, 227004428, 243219030, 283755535, 291862836, 324292040, 340506642, 364828545, 454008856, 486438060, 510759963, 567511070, 583725672, 681013284, 729657090, 851266605, 972876120, 1021519926, 1135022140, 1362026568, 1459314180, 1702533210, 2043039852, 2270044280, 2553799815, 2918628360, 3405066420, 4086079704, 5107599630, 6810132840, 10215199260, 20430398520]

約数ペア:

[(1, 20430398520), (2, 10215199260), (3, 6810132840), (4, 5107599630), (5, 4086079704), (6, 3405066420), (7, 2918628360), (8, 2553799815), (9, 2270044280), (10, 2043039852), (12, 1702533210), (14, 1459314180), (15, 1362026568), (18, 1135022140), (20, 1021519926), (21, 972876120), (24, 851266605), (28, 729657090), (30, 681013284), (35, 583725672), (36, 567511070), (40, 510759963), (42, 486438060), (45, 454008856), (56, 364828545), (60, 340506642), (63, 324292040), (70, 291862836), (72, 283755535), (84, 243219030), (90, 227004428), (105, 194575224), (120, 170253321), (126, 162146020), (140, 145931418), (168, 121609515), (180, 113502214), (210, 97287612), (252, 81073010), (280, 72965709), (315, 64858408), (360, 56751107), (420, 48643806), (504, 40536505), (630, 32429204), (840, 24321903), (1260, 16214602), (1783, 11458440), (2520, 8107301), (3566, 5729220), (4547, 4493160), (5349, 3819480), (7132, 2864610), (8915, 2291688), (9094, 2246580), (10698, 1909740), (12481, 1636920), (13641, 1497720), (14264, 1432305), (16047, 1273160), (17830, 1145844), (18188, 1123290), (21396, 954870), (22735, 898632), (24962, 818460), (26745, 763896), (27282, 748860), (31829, 641880), (32094, 636580), (35660, 572922), (36376, 561645), (37443, 545640), (40923, 499240), (42792, 477435), (45470, 449316), (49924, 409230), (53490, 381948), (54564, 374430), (62405, 327384), (63658, 320940), (64188, 318290), (68205, 299544), (71320, 286461), (74886, 272820), (80235, 254632), (81846, 249620), (90940, 224658), (95487, 213960), (99848, 204615), (106980, 190974), (109128, 187215), (112329, 181880), (124810, 163692), (127316, 160470), (128376, 159145), (136410, 149772)]