264989240

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{7369}}^1$

素因数の和:7440

約数の個数: 64

約数和(自身を含む): 636768000

約数和(自身を除く): 371778760

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 31, 40, 58, 62, 116, 124, 145, 155, 232, 248, 290, 310, 580, 620, 899, 1160, 1240, 1798, 3596, 4495, 7192, 7369, 8990, 14738, 17980, 29476, 35960, 36845, 58952, 73690, 147380, 213701, 228439, 294760, 427402, 456878, 854804, 913756, 1068505, 1142195, 1709608, 1827512, 2137010, 2284390, 4274020, 4568780, 6624731, 8548040, 9137560, 13249462, 26498924, 33123655, 52997848, 66247310, 132494620, 264989240]

約数ペア:

[(1, 264989240), (2, 132494620), (4, 66247310), (5, 52997848), (8, 33123655), (10, 26498924), (20, 13249462), (29, 9137560), (31, 8548040), (40, 6624731), (58, 4568780), (62, 4274020), (116, 2284390), (124, 2137010), (145, 1827512), (155, 1709608), (232, 1142195), (248, 1068505), (290, 913756), (310, 854804), (580, 456878), (620, 427402), (899, 294760), (1160, 228439), (1240, 213701), (1798, 147380), (3596, 73690), (4495, 58952), (7192, 36845), (7369, 35960), (8990, 29476), (14738, 17980)]