2517259860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{21157}}^1$

素因数の和:21833

約数の個数: 72

約数和(自身を含む): 7647601416

約数和(自身を除く): 5130341556

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 661, 1322, 1983, 2644, 3305, 3966, 5949, 6610, 7932, 9915, 11898, 13220, 19830, 21157, 23796, 29745, 39660, 42314, 59490, 63471, 84628, 105785, 118980, 126942, 190413, 211570, 253884, 317355, 380826, 423140, 634710, 761652, 952065, 1269420, 1904130, 3808260, 13984777, 27969554, 41954331, 55939108, 69923885, 83908662, 125862993, 139847770, 167817324, 209771655, 251725986, 279695540, 419543310, 503451972, 629314965, 839086620, 1258629930, 2517259860]

約数ペア:

[(1, 2517259860), (2, 1258629930), (3, 839086620), (4, 629314965), (5, 503451972), (6, 419543310), (9, 279695540), (10, 251725986), (12, 209771655), (15, 167817324), (18, 139847770), (20, 125862993), (30, 83908662), (36, 69923885), (45, 55939108), (60, 41954331), (90, 27969554), (180, 13984777), (661, 3808260), (1322, 1904130), (1983, 1269420), (2644, 952065), (3305, 761652), (3966, 634710), (5949, 423140), (6610, 380826), (7932, 317355), (9915, 253884), (11898, 211570), (13220, 190413), (19830, 126942), (21157, 118980), (23796, 105785), (29745, 84628), (39660, 63471), (42314, 59490)]