207597780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1123}}^1$

素因数の和:1230

約数の個数: 144

約数和(自身を含む): 687348480

約数和(自身を除く): 479750700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 79, 90, 117, 130, 156, 158, 180, 195, 234, 237, 260, 316, 390, 395, 468, 474, 585, 711, 780, 790, 948, 1027, 1123, 1170, 1185, 1422, 1580, 2054, 2246, 2340, 2370, 2844, 3081, 3369, 3555, 4108, 4492, 4740, 5135, 5615, 6162, 6738, 7110, 9243, 10107, 10270, 11230, 12324, 13476, 14220, 14599, 15405, 16845, 18486, 20214, 20540, 22460, 29198, 30810, 33690, 36972, 40428, 43797, 46215, 50535, 58396, 61620, 67380, 72995, 87594, 88717, 92430, 101070, 131391, 145990, 175188, 177434, 184860, 202140, 218985, 262782, 266151, 291980, 354868, 437970, 443585, 525564, 532302, 656955, 798453, 875940, 887170, 1064604, 1153321, 1313910, 1330755, 1596906, 1774340, 2306642, 2627820, 2661510, 3193812, 3459963, 3992265, 4613284, 5323020, 5766605, 6919926, 7984530, 10379889, 11533210, 13839852, 15969060, 17299815, 20759778, 23066420, 34599630, 41519556, 51899445, 69199260, 103798890, 207597780]

約数ペア:

[(1, 207597780), (2, 103798890), (3, 69199260), (4, 51899445), (5, 41519556), (6, 34599630), (9, 23066420), (10, 20759778), (12, 17299815), (13, 15969060), (15, 13839852), (18, 11533210), (20, 10379889), (26, 7984530), (30, 6919926), (36, 5766605), (39, 5323020), (45, 4613284), (52, 3992265), (60, 3459963), (65, 3193812), (78, 2661510), (79, 2627820), (90, 2306642), (117, 1774340), (130, 1596906), (156, 1330755), (158, 1313910), (180, 1153321), (195, 1064604), (234, 887170), (237, 875940), (260, 798453), (316, 656955), (390, 532302), (395, 525564), (468, 443585), (474, 437970), (585, 354868), (711, 291980), (780, 266151), (790, 262782), (948, 218985), (1027, 202140), (1123, 184860), (1170, 177434), (1185, 175188), (1422, 145990), (1580, 131391), (2054, 101070), (2246, 92430), (2340, 88717), (2370, 87594), (2844, 72995), (3081, 67380), (3369, 61620), (3555, 58396), (4108, 50535), (4492, 46215), (4740, 43797), (5135, 40428), (5615, 36972), (6162, 33690), (6738, 30810), (7110, 29198), (9243, 22460), (10107, 20540), (10270, 20214), (11230, 18486), (12324, 16845), (13476, 15405), (14220, 14599)]