396495180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{9619}}^1$

素因数の和:9863

約数の個数: 72

約数和(自身を含む): 1208079600

約数和(自身を除く): 811584420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 229, 458, 687, 916, 1145, 1374, 2061, 2290, 2748, 3435, 4122, 4580, 6870, 8244, 9619, 10305, 13740, 19238, 20610, 28857, 38476, 41220, 48095, 57714, 86571, 96190, 115428, 144285, 173142, 192380, 288570, 346284, 432855, 577140, 865710, 1731420, 2202751, 4405502, 6608253, 8811004, 11013755, 13216506, 19824759, 22027510, 26433012, 33041265, 39649518, 44055020, 66082530, 79299036, 99123795, 132165060, 198247590, 396495180]

約数ペア:

[(1, 396495180), (2, 198247590), (3, 132165060), (4, 99123795), (5, 79299036), (6, 66082530), (9, 44055020), (10, 39649518), (12, 33041265), (15, 26433012), (18, 22027510), (20, 19824759), (30, 13216506), (36, 11013755), (45, 8811004), (60, 6608253), (90, 4405502), (180, 2202751), (229, 1731420), (458, 865710), (687, 577140), (916, 432855), (1145, 346284), (1374, 288570), (2061, 192380), (2290, 173142), (2748, 144285), (3435, 115428), (4122, 96190), (4580, 86571), (6870, 57714), (8244, 48095), (9619, 41220), (10305, 38476), (13740, 28857), (19238, 20610)]