12447720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{487}}^1$

素因数の和:575

約数の個数: 96

約数和(自身を含む): 41109120

約数和(自身を除く): 28661400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 71, 72, 90, 120, 142, 180, 213, 284, 355, 360, 426, 487, 568, 639, 710, 852, 974, 1065, 1278, 1420, 1461, 1704, 1948, 2130, 2435, 2556, 2840, 2922, 3195, 3896, 4260, 4383, 4870, 5112, 5844, 6390, 7305, 8520, 8766, 9740, 11688, 12780, 14610, 17532, 19480, 21915, 25560, 29220, 34577, 35064, 43830, 58440, 69154, 87660, 103731, 138308, 172885, 175320, 207462, 276616, 311193, 345770, 414924, 518655, 622386, 691540, 829848, 1037310, 1244772, 1383080, 1555965, 2074620, 2489544, 3111930, 4149240, 6223860, 12447720]

約数ペア:

[(1, 12447720), (2, 6223860), (3, 4149240), (4, 3111930), (5, 2489544), (6, 2074620), (8, 1555965), (9, 1383080), (10, 1244772), (12, 1037310), (15, 829848), (18, 691540), (20, 622386), (24, 518655), (30, 414924), (36, 345770), (40, 311193), (45, 276616), (60, 207462), (71, 175320), (72, 172885), (90, 138308), (120, 103731), (142, 87660), (180, 69154), (213, 58440), (284, 43830), (355, 35064), (360, 34577), (426, 29220), (487, 25560), (568, 21915), (639, 19480), (710, 17532), (852, 14610), (974, 12780), (1065, 11688), (1278, 9740), (1420, 8766), (1461, 8520), (1704, 7305), (1948, 6390), (2130, 5844), (2435, 5112), (2556, 4870), (2840, 4383), (2922, 4260), (3195, 3896)]