90063180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{13523}}^1$

素因数の和:13575

約数の個数: 72

約数和(自身を含む): 280595952

約数和(自身を除く): 190532772

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, 1332, 1665, 2220, 3330, 6660, 13523, 27046, 40569, 54092, 67615, 81138, 121707, 135230, 162276, 202845, 243414, 270460, 405690, 486828, 500351, 608535, 811380, 1000702, 1217070, 1501053, 2001404, 2434140, 2501755, 3002106, 4503159, 5003510, 6004212, 7505265, 9006318, 10007020, 15010530, 18012636, 22515795, 30021060, 45031590, 90063180]

約数ペア:

[(1, 90063180), (2, 45031590), (3, 30021060), (4, 22515795), (5, 18012636), (6, 15010530), (9, 10007020), (10, 9006318), (12, 7505265), (15, 6004212), (18, 5003510), (20, 4503159), (30, 3002106), (36, 2501755), (37, 2434140), (45, 2001404), (60, 1501053), (74, 1217070), (90, 1000702), (111, 811380), (148, 608535), (180, 500351), (185, 486828), (222, 405690), (333, 270460), (370, 243414), (444, 202845), (555, 162276), (666, 135230), (740, 121707), (1110, 81138), (1332, 67615), (1665, 54092), (2220, 40569), (3330, 27046), (6660, 13523)]