305668840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{12149}}^1$

素因数の和:12214

約数の個数: 64

約数和(自身を含む): 747954000

約数和(自身を除く): 442285160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 37, 40, 68, 74, 85, 136, 148, 170, 185, 296, 340, 370, 629, 680, 740, 1258, 1480, 2516, 3145, 5032, 6290, 12149, 12580, 24298, 25160, 48596, 60745, 97192, 121490, 206533, 242980, 413066, 449513, 485960, 826132, 899026, 1032665, 1652264, 1798052, 2065330, 2247565, 3596104, 4130660, 4495130, 7641721, 8261320, 8990260, 15283442, 17980520, 30566884, 38208605, 61133768, 76417210, 152834420, 305668840]

約数ペア:

[(1, 305668840), (2, 152834420), (4, 76417210), (5, 61133768), (8, 38208605), (10, 30566884), (17, 17980520), (20, 15283442), (34, 8990260), (37, 8261320), (40, 7641721), (68, 4495130), (74, 4130660), (85, 3596104), (136, 2247565), (148, 2065330), (170, 1798052), (185, 1652264), (296, 1032665), (340, 899026), (370, 826132), (629, 485960), (680, 449513), (740, 413066), (1258, 242980), (1480, 206533), (2516, 121490), (3145, 97192), (5032, 60745), (6290, 48596), (12149, 25160), (12580, 24298)]