899354820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23531}}^1$

素因数の和:23570

約数の個数: 144

約数和(自身を含む): 3154794048

約数和(自身を除く): 2255439228

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 78, 84, 91, 98, 105, 130, 140, 147, 156, 182, 195, 196, 210, 245, 260, 273, 294, 364, 390, 420, 455, 490, 546, 588, 637, 735, 780, 910, 980, 1092, 1274, 1365, 1470, 1820, 1911, 2548, 2730, 2940, 3185, 3822, 5460, 6370, 7644, 9555, 12740, 19110, 23531, 38220, 47062, 70593, 94124, 117655, 141186, 164717, 235310, 282372, 305903, 329434, 352965, 470620, 494151, 611806, 658868, 705930, 823585, 917709, 988302, 1153019, 1223612, 1411860, 1529515, 1647170, 1835418, 1976604, 2141321, 2306038, 2470755, 3059030, 3294340, 3459057, 3670836, 4282642, 4588545, 4612076, 4941510, 5765095, 6118060, 6423963, 6918114, 8565284, 9177090, 9883020, 10706605, 11530190, 12847926, 13836228, 14989247, 17295285, 18354180, 21413210, 23060380, 25695852, 29978494, 32119815, 34590570, 42826420, 44967741, 59956988, 64239630, 69181140, 74946235, 89935482, 128479260, 149892470, 179870964, 224838705, 299784940, 449677410, 899354820]

約数ペア:

[(1, 899354820), (2, 449677410), (3, 299784940), (4, 224838705), (5, 179870964), (6, 149892470), (7, 128479260), (10, 89935482), (12, 74946235), (13, 69181140), (14, 64239630), (15, 59956988), (20, 44967741), (21, 42826420), (26, 34590570), (28, 32119815), (30, 29978494), (35, 25695852), (39, 23060380), (42, 21413210), (49, 18354180), (52, 17295285), (60, 14989247), (65, 13836228), (70, 12847926), (78, 11530190), (84, 10706605), (91, 9883020), (98, 9177090), (105, 8565284), (130, 6918114), (140, 6423963), (147, 6118060), (156, 5765095), (182, 4941510), (195, 4612076), (196, 4588545), (210, 4282642), (245, 3670836), (260, 3459057), (273, 3294340), (294, 3059030), (364, 2470755), (390, 2306038), (420, 2141321), (455, 1976604), (490, 1835418), (546, 1647170), (588, 1529515), (637, 1411860), (735, 1223612), (780, 1153019), (910, 988302), (980, 917709), (1092, 823585), (1274, 705930), (1365, 658868), (1470, 611806), (1820, 494151), (1911, 470620), (2548, 352965), (2730, 329434), (2940, 305903), (3185, 282372), (3822, 235310), (5460, 164717), (6370, 141186), (7644, 117655), (9555, 94124), (12740, 70593), (19110, 47062), (23531, 38220)]