172138320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{239081}}^1$

素因数の和:239100

約数の個数: 60

約数和(自身を含む): 578100276

約数和(自身を除く): 405961956

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, 239081, 478162, 717243, 956324, 1195405, 1434486, 1912648, 2151729, 2390810, 2868972, 3586215, 3825296, 4303458, 4781620, 5737944, 7172430, 8606916, 9563240, 10758645, 11475888, 14344860, 17213832, 19126480, 21517290, 28689720, 34427664, 43034580, 57379440, 86069160, 172138320]

約数ペア:

[(1, 172138320), (2, 86069160), (3, 57379440), (4, 43034580), (5, 34427664), (6, 28689720), (8, 21517290), (9, 19126480), (10, 17213832), (12, 14344860), (15, 11475888), (16, 10758645), (18, 9563240), (20, 8606916), (24, 7172430), (30, 5737944), (36, 4781620), (40, 4303458), (45, 3825296), (48, 3586215), (60, 2868972), (72, 2390810), (80, 2151729), (90, 1912648), (120, 1434486), (144, 1195405), (180, 956324), (240, 717243), (360, 478162), (720, 239081)]