18844754640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{289741}}^1$

素因数の和:290028

約数の個数: 80

約数和(自身を含む): 58634509056

約数和(自身を除く): 39789754416

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 271, 542, 813, 1084, 1355, 1626, 2168, 2710, 3252, 4065, 4336, 5420, 6504, 8130, 10840, 13008, 16260, 21680, 32520, 65040, 289741, 579482, 869223, 1158964, 1448705, 1738446, 2317928, 2897410, 3476892, 4346115, 4635856, 5794820, 6953784, 8692230, 11589640, 13907568, 17384460, 23179280, 34768920, 69537840, 78519811, 157039622, 235559433, 314079244, 392599055, 471118866, 628158488, 785198110, 942237732, 1177797165, 1256316976, 1570396220, 1884475464, 2355594330, 3140792440, 3768950928, 4711188660, 6281584880, 9422377320, 18844754640]

約数ペア:

[(1, 18844754640), (2, 9422377320), (3, 6281584880), (4, 4711188660), (5, 3768950928), (6, 3140792440), (8, 2355594330), (10, 1884475464), (12, 1570396220), (15, 1256316976), (16, 1177797165), (20, 942237732), (24, 785198110), (30, 628158488), (40, 471118866), (48, 392599055), (60, 314079244), (80, 235559433), (120, 157039622), (240, 78519811), (271, 69537840), (542, 34768920), (813, 23179280), (1084, 17384460), (1355, 13907568), (1626, 11589640), (2168, 8692230), (2710, 6953784), (3252, 5794820), (4065, 4635856), (4336, 4346115), (5420, 3476892), (6504, 2897410), (8130, 2317928), (10840, 1738446), (13008, 1448705), (16260, 1158964), (21680, 869223), (32520, 579482), (65040, 289741)]