18756240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2521}}^1$

素因数の和:2568

約数の個数: 80

約数和(自身を含む): 60043776

約数和(自身を除く): 41287536

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 2521, 3720, 5042, 7440, 7563, 10084, 12605, 15126, 20168, 25210, 30252, 37815, 40336, 50420, 60504, 75630, 78151, 100840, 121008, 151260, 156302, 201680, 234453, 302520, 312604, 390755, 468906, 605040, 625208, 781510, 937812, 1172265, 1250416, 1563020, 1875624, 2344530, 3126040, 3751248, 4689060, 6252080, 9378120, 18756240]

約数ペア:

[(1, 18756240), (2, 9378120), (3, 6252080), (4, 4689060), (5, 3751248), (6, 3126040), (8, 2344530), (10, 1875624), (12, 1563020), (15, 1250416), (16, 1172265), (20, 937812), (24, 781510), (30, 625208), (31, 605040), (40, 468906), (48, 390755), (60, 312604), (62, 302520), (80, 234453), (93, 201680), (120, 156302), (124, 151260), (155, 121008), (186, 100840), (240, 78151), (248, 75630), (310, 60504), (372, 50420), (465, 40336), (496, 37815), (620, 30252), (744, 25210), (930, 20168), (1240, 15126), (1488, 12605), (1860, 10084), (2480, 7563), (2521, 7440), (3720, 5042)]