161736640

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2287}}^1$

素因数の和:2334

約数の個数: 112

約数和(自身を含む): 439350912

約数和(自身を除く): 277614272

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 64, 65, 68, 80, 85, 104, 130, 136, 160, 170, 208, 221, 260, 272, 320, 340, 416, 442, 520, 544, 680, 832, 884, 1040, 1088, 1105, 1360, 1768, 2080, 2210, 2287, 2720, 3536, 4160, 4420, 4574, 5440, 7072, 8840, 9148, 11435, 14144, 17680, 18296, 22870, 29731, 35360, 36592, 38879, 45740, 59462, 70720, 73184, 77758, 91480, 118924, 146368, 148655, 155516, 182960, 194395, 237848, 297310, 311032, 365920, 388790, 475696, 505427, 594620, 622064, 731840, 777580, 951392, 1010854, 1189240, 1244128, 1555160, 1902784, 2021708, 2378480, 2488256, 2527135, 3110320, 4043416, 4756960, 5054270, 6220640, 8086832, 9513920, 10108540, 12441280, 16173664, 20217080, 32347328, 40434160, 80868320, 161736640]

約数ペア:

[(1, 161736640), (2, 80868320), (4, 40434160), (5, 32347328), (8, 20217080), (10, 16173664), (13, 12441280), (16, 10108540), (17, 9513920), (20, 8086832), (26, 6220640), (32, 5054270), (34, 4756960), (40, 4043416), (52, 3110320), (64, 2527135), (65, 2488256), (68, 2378480), (80, 2021708), (85, 1902784), (104, 1555160), (130, 1244128), (136, 1189240), (160, 1010854), (170, 951392), (208, 777580), (221, 731840), (260, 622064), (272, 594620), (320, 505427), (340, 475696), (416, 388790), (442, 365920), (520, 311032), (544, 297310), (680, 237848), (832, 194395), (884, 182960), (1040, 155516), (1088, 148655), (1105, 146368), (1360, 118924), (1768, 91480), (2080, 77758), (2210, 73184), (2287, 70720), (2720, 59462), (3536, 45740), (4160, 38879), (4420, 36592), (4574, 35360), (5440, 29731), (7072, 22870), (8840, 18296), (9148, 17680), (11435, 14144)]