122783280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{431}}^1\times {\mathrm{1187}}^1$

素因数の和:1634

約数の個数: 80

約数和(自身を含む): 381832704

約数和(自身を除く): 259049424

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 431, 862, 1187, 1293, 1724, 2155, 2374, 2586, 3448, 3561, 4310, 4748, 5172, 5935, 6465, 6896, 7122, 8620, 9496, 10344, 11870, 12930, 14244, 17240, 17805, 18992, 20688, 23740, 25860, 28488, 34480, 35610, 47480, 51720, 56976, 71220, 94960, 103440, 142440, 284880, 511597, 1023194, 1534791, 2046388, 2557985, 3069582, 4092776, 5115970, 6139164, 7673955, 8185552, 10231940, 12278328, 15347910, 20463880, 24556656, 30695820, 40927760, 61391640, 122783280]

約数ペア:

[(1, 122783280), (2, 61391640), (3, 40927760), (4, 30695820), (5, 24556656), (6, 20463880), (8, 15347910), (10, 12278328), (12, 10231940), (15, 8185552), (16, 7673955), (20, 6139164), (24, 5115970), (30, 4092776), (40, 3069582), (48, 2557985), (60, 2046388), (80, 1534791), (120, 1023194), (240, 511597), (431, 284880), (862, 142440), (1187, 103440), (1293, 94960), (1724, 71220), (2155, 56976), (2374, 51720), (2586, 47480), (3448, 35610), (3561, 34480), (4310, 28488), (4748, 25860), (5172, 23740), (5935, 20688), (6465, 18992), (6896, 17805), (7122, 17240), (8620, 14244), (9496, 12930), (10344, 11870)]