213498540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{13327}}^1$

素因数の和:13431

約数の個数: 72

約数和(自身を含む): 654937920

約数和(自身を除く): 441439380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 89, 90, 178, 180, 267, 356, 445, 534, 801, 890, 1068, 1335, 1602, 1780, 2670, 3204, 4005, 5340, 8010, 13327, 16020, 26654, 39981, 53308, 66635, 79962, 119943, 133270, 159924, 199905, 239886, 266540, 399810, 479772, 599715, 799620, 1186103, 1199430, 2372206, 2398860, 3558309, 4744412, 5930515, 7116618, 10674927, 11861030, 14233236, 17791545, 21349854, 23722060, 35583090, 42699708, 53374635, 71166180, 106749270, 213498540]

約数ペア:

[(1, 213498540), (2, 106749270), (3, 71166180), (4, 53374635), (5, 42699708), (6, 35583090), (9, 23722060), (10, 21349854), (12, 17791545), (15, 14233236), (18, 11861030), (20, 10674927), (30, 7116618), (36, 5930515), (45, 4744412), (60, 3558309), (89, 2398860), (90, 2372206), (178, 1199430), (180, 1186103), (267, 799620), (356, 599715), (445, 479772), (534, 399810), (801, 266540), (890, 239886), (1068, 199905), (1335, 159924), (1602, 133270), (1780, 119943), (2670, 79962), (3204, 66635), (4005, 53308), (5340, 39981), (8010, 26654), (13327, 16020)]