280130216

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{433}}^1$

素因数の和:594

約数の個数: 64

約数和(自身を含む): 573713280

約数和(自身を除く): 293583064

約数列:

[1, 2, 4, 8, 17, 34, 67, 68, 71, 134, 136, 142, 268, 284, 433, 536, 568, 866, 1139, 1207, 1732, 2278, 2414, 3464, 4556, 4757, 4828, 7361, 9112, 9514, 9656, 14722, 19028, 29011, 29444, 30743, 38056, 58022, 58888, 61486, 80869, 116044, 122972, 161738, 232088, 245944, 323476, 493187, 522631, 646952, 986374, 1045262, 1972748, 2059781, 2090524, 3945496, 4119562, 4181048, 8239124, 16478248, 35016277, 70032554, 140065108, 280130216]

約数ペア:

[(1, 280130216), (2, 140065108), (4, 70032554), (8, 35016277), (17, 16478248), (34, 8239124), (67, 4181048), (68, 4119562), (71, 3945496), (134, 2090524), (136, 2059781), (142, 1972748), (268, 1045262), (284, 986374), (433, 646952), (536, 522631), (568, 493187), (866, 323476), (1139, 245944), (1207, 232088), (1732, 161738), (2278, 122972), (2414, 116044), (3464, 80869), (4556, 61486), (4757, 58888), (4828, 58022), (7361, 38056), (9112, 30743), (9514, 29444), (9656, 29011), (14722, 19028)]