71397720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{66109}}^1$

素因数の和:66129

約数の個数: 64

約数和(自身を含む): 237996000

約数和(自身を除く): 166598280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 66109, 132218, 198327, 264436, 330545, 396654, 528872, 594981, 661090, 793308, 991635, 1189962, 1322180, 1586616, 1784943, 1983270, 2379924, 2644360, 2974905, 3569886, 3966540, 4759848, 5949810, 7139772, 7933080, 8924715, 11899620, 14279544, 17849430, 23799240, 35698860, 71397720]

約数ペア:

[(1, 71397720), (2, 35698860), (3, 23799240), (4, 17849430), (5, 14279544), (6, 11899620), (8, 8924715), (9, 7933080), (10, 7139772), (12, 5949810), (15, 4759848), (18, 3966540), (20, 3569886), (24, 2974905), (27, 2644360), (30, 2379924), (36, 1983270), (40, 1784943), (45, 1586616), (54, 1322180), (60, 1189962), (72, 991635), (90, 793308), (108, 661090), (120, 594981), (135, 528872), (180, 396654), (216, 330545), (270, 264436), (360, 198327), (540, 132218), (1080, 66109)]