173640420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{12211}}^1$

素因数の和:12305

約数の個数: 72

約数和(自身を含む): 533420160

約数和(自身を除く): 359779740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 158, 180, 237, 316, 395, 474, 711, 790, 948, 1185, 1422, 1580, 2370, 2844, 3555, 4740, 7110, 12211, 14220, 24422, 36633, 48844, 61055, 73266, 109899, 122110, 146532, 183165, 219798, 244220, 366330, 439596, 549495, 732660, 964669, 1098990, 1929338, 2197980, 2894007, 3858676, 4823345, 5788014, 8682021, 9646690, 11576028, 14470035, 17364042, 19293380, 28940070, 34728084, 43410105, 57880140, 86820210, 173640420]

約数ペア:

[(1, 173640420), (2, 86820210), (3, 57880140), (4, 43410105), (5, 34728084), (6, 28940070), (9, 19293380), (10, 17364042), (12, 14470035), (15, 11576028), (18, 9646690), (20, 8682021), (30, 5788014), (36, 4823345), (45, 3858676), (60, 2894007), (79, 2197980), (90, 1929338), (158, 1098990), (180, 964669), (237, 732660), (316, 549495), (395, 439596), (474, 366330), (711, 244220), (790, 219798), (948, 183165), (1185, 146532), (1422, 122110), (1580, 109899), (2370, 73266), (2844, 61055), (3555, 48844), (4740, 36633), (7110, 24422), (12211, 14220)]