123979800

素因数分解:

$2^3\times 3^1\times 5^2\times 7^2\times {\mathrm{4217}}^1$

素因数の和:4250

約数の個数: 144

約数和(自身を含む): 447192360

約数和(自身を除く): 323212560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 49, 50, 56, 60, 70, 75, 84, 98, 100, 105, 120, 140, 147, 150, 168, 175, 196, 200, 210, 245, 280, 294, 300, 350, 392, 420, 490, 525, 588, 600, 700, 735, 840, 980, 1050, 1176, 1225, 1400, 1470, 1960, 2100, 2450, 2940, 3675, 4200, 4217, 4900, 5880, 7350, 8434, 9800, 12651, 14700, 16868, 21085, 25302, 29400, 29519, 33736, 42170, 50604, 59038, 63255, 84340, 88557, 101208, 105425, 118076, 126510, 147595, 168680, 177114, 206633, 210850, 236152, 253020, 295190, 316275, 354228, 413266, 421700, 442785, 506040, 590380, 619899, 632550, 708456, 737975, 826532, 843400, 885570, 1033165, 1180760, 1239798, 1265100, 1475950, 1653064, 1771140, 2066330, 2213925, 2479596, 2530200, 2951900, 3099495, 3542280, 4132660, 4427850, 4959192, 5165825, 5903800, 6198990, 8265320, 8855700, 10331650, 12397980, 15497475, 17711400, 20663300, 24795960, 30994950, 41326600, 61989900, 123979800]

約数ペア:

[(1, 123979800), (2, 61989900), (3, 41326600), (4, 30994950), (5, 24795960), (6, 20663300), (7, 17711400), (8, 15497475), (10, 12397980), (12, 10331650), (14, 8855700), (15, 8265320), (20, 6198990), (21, 5903800), (24, 5165825), (25, 4959192), (28, 4427850), (30, 4132660), (35, 3542280), (40, 3099495), (42, 2951900), (49, 2530200), (50, 2479596), (56, 2213925), (60, 2066330), (70, 1771140), (75, 1653064), (84, 1475950), (98, 1265100), (100, 1239798), (105, 1180760), (120, 1033165), (140, 885570), (147, 843400), (150, 826532), (168, 737975), (175, 708456), (196, 632550), (200, 619899), (210, 590380), (245, 506040), (280, 442785), (294, 421700), (300, 413266), (350, 354228), (392, 316275), (420, 295190), (490, 253020), (525, 236152), (588, 210850), (600, 206633), (700, 177114), (735, 168680), (840, 147595), (980, 126510), (1050, 118076), (1176, 105425), (1225, 101208), (1400, 88557), (1470, 84340), (1960, 63255), (2100, 59038), (2450, 50604), (2940, 42170), (3675, 33736), (4200, 29519), (4217, 29400), (4900, 25302), (5880, 21085), (7350, 16868), (8434, 14700), (9800, 12651)]