144117820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{461}}^1$

素因数の和:524

約数の個数: 144

約数和(自身を含む): 398170080

約数和(自身を除く): 254052260

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 29, 35, 44, 49, 55, 58, 70, 77, 98, 110, 116, 140, 145, 154, 196, 203, 220, 245, 290, 308, 319, 385, 406, 461, 490, 539, 580, 638, 770, 812, 922, 980, 1015, 1078, 1276, 1421, 1540, 1595, 1844, 2030, 2156, 2233, 2305, 2695, 2842, 3190, 3227, 4060, 4466, 4610, 5071, 5390, 5684, 6380, 6454, 7105, 8932, 9220, 10142, 10780, 11165, 12908, 13369, 14210, 15631, 16135, 20284, 22330, 22589, 25355, 26738, 28420, 31262, 32270, 35497, 44660, 45178, 50710, 53476, 62524, 64540, 66845, 70994, 78155, 90356, 93583, 101420, 112945, 133690, 141988, 147059, 156310, 177485, 187166, 225890, 248479, 267380, 294118, 312620, 354970, 374332, 451780, 467915, 496958, 588236, 655081, 709940, 735295, 935830, 993916, 1029413, 1242395, 1310162, 1470590, 1871660, 2058826, 2484790, 2620324, 2941180, 3275405, 4117652, 4969580, 5147065, 6550810, 7205891, 10294130, 13101620, 14411782, 20588260, 28823564, 36029455, 72058910, 144117820]

約数ペア:

[(1, 144117820), (2, 72058910), (4, 36029455), (5, 28823564), (7, 20588260), (10, 14411782), (11, 13101620), (14, 10294130), (20, 7205891), (22, 6550810), (28, 5147065), (29, 4969580), (35, 4117652), (44, 3275405), (49, 2941180), (55, 2620324), (58, 2484790), (70, 2058826), (77, 1871660), (98, 1470590), (110, 1310162), (116, 1242395), (140, 1029413), (145, 993916), (154, 935830), (196, 735295), (203, 709940), (220, 655081), (245, 588236), (290, 496958), (308, 467915), (319, 451780), (385, 374332), (406, 354970), (461, 312620), (490, 294118), (539, 267380), (580, 248479), (638, 225890), (770, 187166), (812, 177485), (922, 156310), (980, 147059), (1015, 141988), (1078, 133690), (1276, 112945), (1421, 101420), (1540, 93583), (1595, 90356), (1844, 78155), (2030, 70994), (2156, 66845), (2233, 64540), (2305, 62524), (2695, 53476), (2842, 50710), (3190, 45178), (3227, 44660), (4060, 35497), (4466, 32270), (4610, 31262), (5071, 28420), (5390, 26738), (5684, 25355), (6380, 22589), (6454, 22330), (7105, 20284), (8932, 16135), (9220, 15631), (10142, 14210), (10780, 13369), (11165, 12908)]