264985320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{647}}^1\times {\mathrm{3413}}^1$

素因数の和:4074

約数の個数: 64

約数和(自身を含む): 796417920

約数和(自身を除く): 531432600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 647, 1294, 1941, 2588, 3235, 3413, 3882, 5176, 6470, 6826, 7764, 9705, 10239, 12940, 13652, 15528, 17065, 19410, 20478, 25880, 27304, 34130, 38820, 40956, 51195, 68260, 77640, 81912, 102390, 136520, 204780, 409560, 2208211, 4416422, 6624633, 8832844, 11041055, 13249266, 17665688, 22082110, 26498532, 33123165, 44164220, 52997064, 66246330, 88328440, 132492660, 264985320]

約数ペア:

[(1, 264985320), (2, 132492660), (3, 88328440), (4, 66246330), (5, 52997064), (6, 44164220), (8, 33123165), (10, 26498532), (12, 22082110), (15, 17665688), (20, 13249266), (24, 11041055), (30, 8832844), (40, 6624633), (60, 4416422), (120, 2208211), (647, 409560), (1294, 204780), (1941, 136520), (2588, 102390), (3235, 81912), (3413, 77640), (3882, 68260), (5176, 51195), (6470, 40956), (6826, 38820), (7764, 34130), (9705, 27304), (10239, 25880), (12940, 20478), (13652, 19410), (15528, 17065)]