1746180

素因数分解:

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

素因数の和:213

約数の個数: 72

約数和(自身を含む): 5405400

約数和(自身を除く): 3659220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 89, 90, 109, 178, 180, 218, 267, 327, 356, 436, 445, 534, 545, 654, 801, 890, 981, 1068, 1090, 1308, 1335, 1602, 1635, 1780, 1962, 2180, 2670, 3204, 3270, 3924, 4005, 4905, 5340, 6540, 8010, 9701, 9810, 16020, 19402, 19620, 29103, 38804, 48505, 58206, 87309, 97010, 116412, 145515, 174618, 194020, 291030, 349236, 436545, 582060, 873090, 1746180]

約数ペア:

[(1, 1746180), (2, 873090), (3, 582060), (4, 436545), (5, 349236), (6, 291030), (9, 194020), (10, 174618), (12, 145515), (15, 116412), (18, 97010), (20, 87309), (30, 58206), (36, 48505), (45, 38804), (60, 29103), (89, 19620), (90, 19402), (109, 16020), (178, 9810), (180, 9701), (218, 8010), (267, 6540), (327, 5340), (356, 4905), (436, 4005), (445, 3924), (534, 3270), (545, 3204), (654, 2670), (801, 2180), (890, 1962), (981, 1780), (1068, 1635), (1090, 1602), (1308, 1335)]