128228640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{267143}}^1$

素因数の和:267161

約数の個数: 48

約数和(自身を含む): 403921728

約数和(自身を除く): 275693088

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 267143, 534286, 801429, 1068572, 1335715, 1602858, 2137144, 2671430, 3205716, 4007145, 4274288, 5342860, 6411432, 8014290, 8548576, 10685720, 12822864, 16028580, 21371440, 25645728, 32057160, 42742880, 64114320, 128228640]

約数ペア:

[(1, 128228640), (2, 64114320), (3, 42742880), (4, 32057160), (5, 25645728), (6, 21371440), (8, 16028580), (10, 12822864), (12, 10685720), (15, 8548576), (16, 8014290), (20, 6411432), (24, 5342860), (30, 4274288), (32, 4007145), (40, 3205716), (48, 2671430), (60, 2137144), (80, 1602858), (96, 1335715), (120, 1068572), (160, 801429), (240, 534286), (480, 267143)]