171140840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{733}}^1$

素因数の和:1206

約数の個数: 64

約数和(自身を含む): 416178000

約数和(自身を除く): 245037160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 449, 520, 733, 898, 1466, 1796, 2245, 2932, 3592, 3665, 4490, 5837, 5864, 7330, 8980, 9529, 11674, 14660, 17960, 19058, 23348, 29185, 29320, 38116, 46696, 47645, 58370, 76232, 95290, 116740, 190580, 233480, 329117, 381160, 658234, 1316468, 1645585, 2632936, 3291170, 4278521, 6582340, 8557042, 13164680, 17114084, 21392605, 34228168, 42785210, 85570420, 171140840]

約数ペア:

[(1, 171140840), (2, 85570420), (4, 42785210), (5, 34228168), (8, 21392605), (10, 17114084), (13, 13164680), (20, 8557042), (26, 6582340), (40, 4278521), (52, 3291170), (65, 2632936), (104, 1645585), (130, 1316468), (260, 658234), (449, 381160), (520, 329117), (733, 233480), (898, 190580), (1466, 116740), (1796, 95290), (2245, 76232), (2932, 58370), (3592, 47645), (3665, 46696), (4490, 38116), (5837, 29320), (5864, 29185), (7330, 23348), (8980, 19058), (9529, 17960), (11674, 14660)]