155506320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{215981}}^1$

素因数の和:216000

約数の個数: 60

約数和(自身を含む): 522244476

約数和(自身を除く): 366738156

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 215981, 431962, 647943, 863924, 1079905, 1295886, 1727848, 1943829, 2159810, 2591772, 3239715, 3455696, 3887658, 4319620, 5183544, 6479430, 7775316, 8639240, 9719145, 10367088, 12958860, 15550632, 17278480, 19438290, 25917720, 31101264, 38876580, 51835440, 77753160, 155506320]

約数ペア:

[(1, 155506320), (2, 77753160), (3, 51835440), (4, 38876580), (5, 31101264), (6, 25917720), (8, 19438290), (9, 17278480), (10, 15550632), (12, 12958860), (15, 10367088), (16, 9719145), (18, 8639240), (20, 7775316), (24, 6479430), (30, 5183544), (36, 4319620), (40, 3887658), (45, 3455696), (48, 3239715), (60, 2591772), (72, 2159810), (80, 1943829), (90, 1727848), (120, 1295886), (144, 1079905), (180, 863924), (240, 647943), (360, 431962), (720, 215981)]