2279940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:141

約数の個数: 96

約数和(自身を含む): 7150080

約数和(自身を除く): 4870140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 37, 39, 52, 60, 65, 74, 78, 79, 111, 130, 148, 156, 158, 185, 195, 222, 237, 260, 316, 370, 390, 395, 444, 474, 481, 555, 740, 780, 790, 948, 962, 1027, 1110, 1185, 1443, 1580, 1924, 2054, 2220, 2370, 2405, 2886, 2923, 3081, 4108, 4740, 4810, 5135, 5772, 5846, 6162, 7215, 8769, 9620, 10270, 11692, 12324, 14430, 14615, 15405, 17538, 20540, 28860, 29230, 30810, 35076, 37999, 43845, 58460, 61620, 75998, 87690, 113997, 151996, 175380, 189995, 227994, 379990, 455988, 569985, 759980, 1139970, 2279940]

約数ペア:

[(1, 2279940), (2, 1139970), (3, 759980), (4, 569985), (5, 455988), (6, 379990), (10, 227994), (12, 189995), (13, 175380), (15, 151996), (20, 113997), (26, 87690), (30, 75998), (37, 61620), (39, 58460), (52, 43845), (60, 37999), (65, 35076), (74, 30810), (78, 29230), (79, 28860), (111, 20540), (130, 17538), (148, 15405), (156, 14615), (158, 14430), (185, 12324), (195, 11692), (222, 10270), (237, 9620), (260, 8769), (316, 7215), (370, 6162), (390, 5846), (395, 5772), (444, 5135), (474, 4810), (481, 4740), (555, 4108), (740, 3081), (780, 2923), (790, 2886), (948, 2405), (962, 2370), (1027, 2220), (1110, 2054), (1185, 1924), (1443, 1580)]