396240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1$

素因数の和:156

約数の個数: 80

約数和(自身を含む): 1333248

約数和(自身を除く): 937008

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 127, 130, 156, 195, 208, 240, 254, 260, 312, 381, 390, 508, 520, 624, 635, 762, 780, 1016, 1040, 1270, 1524, 1560, 1651, 1905, 2032, 2540, 3048, 3120, 3302, 3810, 4953, 5080, 6096, 6604, 7620, 8255, 9906, 10160, 13208, 15240, 16510, 19812, 24765, 26416, 30480, 33020, 39624, 49530, 66040, 79248, 99060, 132080, 198120, 396240]

約数ペア:

[(1, 396240), (2, 198120), (3, 132080), (4, 99060), (5, 79248), (6, 66040), (8, 49530), (10, 39624), (12, 33020), (13, 30480), (15, 26416), (16, 24765), (20, 19812), (24, 16510), (26, 15240), (30, 13208), (39, 10160), (40, 9906), (48, 8255), (52, 7620), (60, 6604), (65, 6096), (78, 5080), (80, 4953), (104, 3810), (120, 3302), (127, 3120), (130, 3048), (156, 2540), (195, 2032), (208, 1905), (240, 1651), (254, 1560), (260, 1524), (312, 1270), (381, 1040), (390, 1016), (508, 780), (520, 762), (624, 635)]