8185140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1229}}^1$

素因数の和:1281

約数の個数: 72

約数和(自身を含む): 25520040

約数和(自身を除く): 17334900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 370, 444, 555, 666, 740, 1110, 1229, 1332, 1665, 2220, 2458, 3330, 3687, 4916, 6145, 6660, 7374, 11061, 12290, 14748, 18435, 22122, 24580, 36870, 44244, 45473, 55305, 73740, 90946, 110610, 136419, 181892, 221220, 227365, 272838, 409257, 454730, 545676, 682095, 818514, 909460, 1364190, 1637028, 2046285, 2728380, 4092570, 8185140]

約数ペア:

[(1, 8185140), (2, 4092570), (3, 2728380), (4, 2046285), (5, 1637028), (6, 1364190), (9, 909460), (10, 818514), (12, 682095), (15, 545676), (18, 454730), (20, 409257), (30, 272838), (36, 227365), (37, 221220), (45, 181892), (60, 136419), (74, 110610), (90, 90946), (111, 73740), (148, 55305), (180, 45473), (185, 44244), (222, 36870), (333, 24580), (370, 22122), (444, 18435), (555, 14748), (666, 12290), (740, 11061), (1110, 7374), (1229, 6660), (1332, 6145), (1665, 4916), (2220, 3687), (2458, 3330)]