131562480

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{78311}}^1$

素因数の和:78334

約数の個数: 80

約数和(自身を含む): 466113024

約数和(自身を除く): 334550544

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 78311, 156622, 234933, 313244, 391555, 469866, 548177, 626488, 783110, 939732, 1096354, 1174665, 1252976, 1566220, 1644531, 1879464, 2192708, 2349330, 2740885, 3132440, 3289062, 3758928, 4385416, 4698660, 5481770, 6264880, 6578124, 8222655, 8770832, 9397320, 10963540, 13156248, 16445310, 18794640, 21927080, 26312496, 32890620, 43854160, 65781240, 131562480]

約数ペア:

[(1, 131562480), (2, 65781240), (3, 43854160), (4, 32890620), (5, 26312496), (6, 21927080), (7, 18794640), (8, 16445310), (10, 13156248), (12, 10963540), (14, 9397320), (15, 8770832), (16, 8222655), (20, 6578124), (21, 6264880), (24, 5481770), (28, 4698660), (30, 4385416), (35, 3758928), (40, 3289062), (42, 3132440), (48, 2740885), (56, 2349330), (60, 2192708), (70, 1879464), (80, 1644531), (84, 1566220), (105, 1252976), (112, 1174665), (120, 1096354), (140, 939732), (168, 783110), (210, 626488), (240, 548177), (280, 469866), (336, 391555), (420, 313244), (560, 234933), (840, 156622), (1680, 78311)]