721639464

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{3631}}^1$

素因数の和:3680

約数の個数: 144

約数和(自身を含む): 2273123520

約数和(自身を除く): 1551484056

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 49, 52, 56, 78, 84, 91, 98, 104, 147, 156, 168, 169, 182, 196, 273, 294, 312, 338, 364, 392, 507, 546, 588, 637, 676, 728, 1014, 1092, 1176, 1183, 1274, 1352, 1911, 2028, 2184, 2366, 2548, 3549, 3631, 3822, 4056, 4732, 5096, 7098, 7262, 7644, 8281, 9464, 10893, 14196, 14524, 15288, 16562, 21786, 24843, 25417, 28392, 29048, 33124, 43572, 47203, 49686, 50834, 66248, 76251, 87144, 94406, 99372, 101668, 141609, 152502, 177919, 188812, 198744, 203336, 283218, 305004, 330421, 355838, 377624, 533757, 566436, 610008, 613639, 660842, 711676, 991263, 1067514, 1132872, 1227278, 1321684, 1423352, 1840917, 1982526, 2135028, 2312947, 2454556, 2643368, 3681834, 3965052, 4270056, 4295473, 4625894, 4909112, 6938841, 7363668, 7930104, 8590946, 9251788, 12886419, 13877682, 14727336, 17181892, 18503576, 25772838, 27755364, 30068311, 34363784, 51545676, 55510728, 60136622, 90204933, 103091352, 120273244, 180409866, 240546488, 360819732, 721639464]

約数ペア:

[(1, 721639464), (2, 360819732), (3, 240546488), (4, 180409866), (6, 120273244), (7, 103091352), (8, 90204933), (12, 60136622), (13, 55510728), (14, 51545676), (21, 34363784), (24, 30068311), (26, 27755364), (28, 25772838), (39, 18503576), (42, 17181892), (49, 14727336), (52, 13877682), (56, 12886419), (78, 9251788), (84, 8590946), (91, 7930104), (98, 7363668), (104, 6938841), (147, 4909112), (156, 4625894), (168, 4295473), (169, 4270056), (182, 3965052), (196, 3681834), (273, 2643368), (294, 2454556), (312, 2312947), (338, 2135028), (364, 1982526), (392, 1840917), (507, 1423352), (546, 1321684), (588, 1227278), (637, 1132872), (676, 1067514), (728, 991263), (1014, 711676), (1092, 660842), (1176, 613639), (1183, 610008), (1274, 566436), (1352, 533757), (1911, 377624), (2028, 355838), (2184, 330421), (2366, 305004), (2548, 283218), (3549, 203336), (3631, 198744), (3822, 188812), (4056, 177919), (4732, 152502), (5096, 141609), (7098, 101668), (7262, 99372), (7644, 94406), (8281, 87144), (9464, 76251), (10893, 66248), (14196, 50834), (14524, 49686), (15288, 47203), (16562, 43572), (21786, 33124), (24843, 29048), (25417, 28392)]