128989890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{6427}}^1$

素因数の和:6663

約数の個数: 48

約数和(自身を含む): 336930048

約数和(自身を除く): 207940158

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 223, 446, 669, 1115, 1338, 2007, 2230, 3345, 4014, 6427, 6690, 10035, 12854, 19281, 20070, 32135, 38562, 57843, 64270, 96405, 115686, 192810, 289215, 578430, 1433221, 2866442, 4299663, 7166105, 8599326, 12898989, 14332210, 21498315, 25797978, 42996630, 64494945, 128989890]

約数ペア:

[(1, 128989890), (2, 64494945), (3, 42996630), (5, 25797978), (6, 21498315), (9, 14332210), (10, 12898989), (15, 8599326), (18, 7166105), (30, 4299663), (45, 2866442), (90, 1433221), (223, 578430), (446, 289215), (669, 192810), (1115, 115686), (1338, 96405), (2007, 64270), (2230, 57843), (3345, 38562), (4014, 32135), (6427, 20070), (6690, 19281), (10035, 12854)]