205252960

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{839}}^1$

素因数の和:1004

約数の個数: 96

約数和(自身を含む): 533433600

約数和(自身を除く): 328180640

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 139, 160, 176, 220, 278, 352, 440, 556, 695, 839, 880, 1112, 1390, 1529, 1678, 1760, 2224, 2780, 3058, 3356, 4195, 4448, 5560, 6116, 6712, 7645, 8390, 9229, 11120, 12232, 13424, 15290, 16780, 18458, 22240, 24464, 26848, 30580, 33560, 36916, 46145, 48928, 61160, 67120, 73832, 92290, 116621, 122320, 134240, 147664, 184580, 233242, 244640, 295328, 369160, 466484, 583105, 738320, 932968, 1166210, 1282831, 1476640, 1865936, 2332420, 2565662, 3731872, 4664840, 5131324, 6414155, 9329680, 10262648, 12828310, 18659360, 20525296, 25656620, 41050592, 51313240, 102626480, 205252960]

約数ペア:

[(1, 205252960), (2, 102626480), (4, 51313240), (5, 41050592), (8, 25656620), (10, 20525296), (11, 18659360), (16, 12828310), (20, 10262648), (22, 9329680), (32, 6414155), (40, 5131324), (44, 4664840), (55, 3731872), (80, 2565662), (88, 2332420), (110, 1865936), (139, 1476640), (160, 1282831), (176, 1166210), (220, 932968), (278, 738320), (352, 583105), (440, 466484), (556, 369160), (695, 295328), (839, 244640), (880, 233242), (1112, 184580), (1390, 147664), (1529, 134240), (1678, 122320), (1760, 116621), (2224, 92290), (2780, 73832), (3058, 67120), (3356, 61160), (4195, 48928), (4448, 46145), (5560, 36916), (6116, 33560), (6712, 30580), (7645, 26848), (8390, 24464), (9229, 22240), (11120, 18458), (12232, 16780), (13424, 15290)]