2619270

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:214

約数の個数: 64

約数和(自身を含む): 7128000

約数和(自身を除く): 4508730

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 89, 90, 109, 135, 178, 218, 267, 270, 327, 445, 534, 545, 654, 801, 890, 981, 1090, 1335, 1602, 1635, 1962, 2403, 2670, 2943, 3270, 4005, 4806, 4905, 5886, 8010, 9701, 9810, 12015, 14715, 19402, 24030, 29103, 29430, 48505, 58206, 87309, 97010, 145515, 174618, 261927, 291030, 436545, 523854, 873090, 1309635, 2619270]

約数ペア:

[(1, 2619270), (2, 1309635), (3, 873090), (5, 523854), (6, 436545), (9, 291030), (10, 261927), (15, 174618), (18, 145515), (27, 97010), (30, 87309), (45, 58206), (54, 48505), (89, 29430), (90, 29103), (109, 24030), (135, 19402), (178, 14715), (218, 12015), (267, 9810), (270, 9701), (327, 8010), (445, 5886), (534, 4905), (545, 4806), (654, 4005), (801, 3270), (890, 2943), (981, 2670), (1090, 2403), (1335, 1962), (1602, 1635)]