123489660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{294023}}^1$

素因数の和:294042

約数の個数: 48

約数和(自身を含む): 395168256

約数和(自身を除く): 271678596

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 294023, 588046, 882069, 1176092, 1470115, 1764138, 2058161, 2940230, 3528276, 4116322, 4410345, 5880460, 6174483, 8232644, 8820690, 10290805, 12348966, 17641380, 20581610, 24697932, 30872415, 41163220, 61744830, 123489660]

約数ペア:

[(1, 123489660), (2, 61744830), (3, 41163220), (4, 30872415), (5, 24697932), (6, 20581610), (7, 17641380), (10, 12348966), (12, 10290805), (14, 8820690), (15, 8232644), (20, 6174483), (21, 5880460), (28, 4410345), (30, 4116322), (35, 3528276), (42, 2940230), (60, 2058161), (70, 1764138), (84, 1470115), (105, 1176092), (140, 882069), (210, 588046), (420, 294023)]