61439880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{6481}}^1$

素因数の和:6574

約数の個数: 64

約数和(自身を含む): 186681600

約数和(自身を除く): 125241720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 79, 120, 158, 237, 316, 395, 474, 632, 790, 948, 1185, 1580, 1896, 2370, 3160, 4740, 6481, 9480, 12962, 19443, 25924, 32405, 38886, 51848, 64810, 77772, 97215, 129620, 155544, 194430, 259240, 388860, 511999, 777720, 1023998, 1535997, 2047996, 2559995, 3071994, 4095992, 5119990, 6143988, 7679985, 10239980, 12287976, 15359970, 20479960, 30719940, 61439880]

約数ペア:

[(1, 61439880), (2, 30719940), (3, 20479960), (4, 15359970), (5, 12287976), (6, 10239980), (8, 7679985), (10, 6143988), (12, 5119990), (15, 4095992), (20, 3071994), (24, 2559995), (30, 2047996), (40, 1535997), (60, 1023998), (79, 777720), (120, 511999), (158, 388860), (237, 259240), (316, 194430), (395, 155544), (474, 129620), (632, 97215), (790, 77772), (948, 64810), (1185, 51848), (1580, 38886), (1896, 32405), (2370, 25924), (3160, 19443), (4740, 12962), (6481, 9480)]