158890320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{220681}}^1$

素因数の和:220700

約数の個数: 60

約数和(自身を含む): 533609076

約数和(自身を除く): 374718756

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, 220681, 441362, 662043, 882724, 1103405, 1324086, 1765448, 1986129, 2206810, 2648172, 3310215, 3530896, 3972258, 4413620, 5296344, 6620430, 7944516, 8827240, 9930645, 10592688, 13240860, 15889032, 17654480, 19861290, 26481720, 31778064, 39722580, 52963440, 79445160, 158890320]

約数ペア:

[(1, 158890320), (2, 79445160), (3, 52963440), (4, 39722580), (5, 31778064), (6, 26481720), (8, 19861290), (9, 17654480), (10, 15889032), (12, 13240860), (15, 10592688), (16, 9930645), (18, 8827240), (20, 7944516), (24, 6620430), (30, 5296344), (36, 4413620), (40, 3972258), (45, 3530896), (48, 3310215), (60, 2648172), (72, 2206810), (80, 1986129), (90, 1765448), (120, 1324086), (144, 1103405), (180, 882724), (240, 662043), (360, 441362), (720, 220681)]