74407860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{479}}^1\times {\mathrm{863}}^1$

素因数の和:1357

約数の個数: 72

約数和(自身を含む): 226437120

約数和(自身を除く): 152029260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 479, 863, 958, 1437, 1726, 1916, 2395, 2589, 2874, 3452, 4311, 4315, 4790, 5178, 5748, 7185, 7767, 8622, 8630, 9580, 10356, 12945, 14370, 15534, 17244, 17260, 21555, 25890, 28740, 31068, 38835, 43110, 51780, 77670, 86220, 155340, 413377, 826754, 1240131, 1653508, 2066885, 2480262, 3720393, 4133770, 4960524, 6200655, 7440786, 8267540, 12401310, 14881572, 18601965, 24802620, 37203930, 74407860]

約数ペア:

[(1, 74407860), (2, 37203930), (3, 24802620), (4, 18601965), (5, 14881572), (6, 12401310), (9, 8267540), (10, 7440786), (12, 6200655), (15, 4960524), (18, 4133770), (20, 3720393), (30, 2480262), (36, 2066885), (45, 1653508), (60, 1240131), (90, 826754), (180, 413377), (479, 155340), (863, 86220), (958, 77670), (1437, 51780), (1726, 43110), (1916, 38835), (2395, 31068), (2589, 28740), (2874, 25890), (3452, 21555), (4311, 17260), (4315, 17244), (4790, 15534), (5178, 14370), (5748, 12945), (7185, 10356), (7767, 9580), (8622, 8630)]