12453240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{661}}^1$

素因数の和:832

約数の個数: 64

約数和(自身を含む): 37654560

約数和(自身を除く): 25201320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 157, 314, 471, 628, 661, 785, 942, 1256, 1322, 1570, 1884, 1983, 2355, 2644, 3140, 3305, 3768, 3966, 4710, 5288, 6280, 6610, 7932, 9420, 9915, 13220, 15864, 18840, 19830, 26440, 39660, 79320, 103777, 207554, 311331, 415108, 518885, 622662, 830216, 1037770, 1245324, 1556655, 2075540, 2490648, 3113310, 4151080, 6226620, 12453240]

約数ペア:

[(1, 12453240), (2, 6226620), (3, 4151080), (4, 3113310), (5, 2490648), (6, 2075540), (8, 1556655), (10, 1245324), (12, 1037770), (15, 830216), (20, 622662), (24, 518885), (30, 415108), (40, 311331), (60, 207554), (120, 103777), (157, 79320), (314, 39660), (471, 26440), (628, 19830), (661, 18840), (785, 15864), (942, 13220), (1256, 9915), (1322, 9420), (1570, 7932), (1884, 6610), (1983, 6280), (2355, 5288), (2644, 4710), (3140, 3966), (3305, 3768)]