12789240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{541}}^1$

素因数の和:752

約数の個数: 64

約数和(自身を含む): 38633760

約数和(自身を除く): 25844520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 197, 394, 541, 591, 788, 985, 1082, 1182, 1576, 1623, 1970, 2164, 2364, 2705, 2955, 3246, 3940, 4328, 4728, 5410, 5910, 6492, 7880, 8115, 10820, 11820, 12984, 16230, 21640, 23640, 32460, 64920, 106577, 213154, 319731, 426308, 532885, 639462, 852616, 1065770, 1278924, 1598655, 2131540, 2557848, 3197310, 4263080, 6394620, 12789240]

約数ペア:

[(1, 12789240), (2, 6394620), (3, 4263080), (4, 3197310), (5, 2557848), (6, 2131540), (8, 1598655), (10, 1278924), (12, 1065770), (15, 852616), (20, 639462), (24, 532885), (30, 426308), (40, 319731), (60, 213154), (120, 106577), (197, 64920), (394, 32460), (541, 23640), (591, 21640), (788, 16230), (985, 12984), (1082, 11820), (1182, 10820), (1576, 8115), (1623, 7880), (1970, 6492), (2164, 5910), (2364, 5410), (2705, 4728), (2955, 4328), (3246, 3940)]