79945020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{601}}^1\times {\mathrm{739}}^1$

素因数の和:1355

約数の個数: 72

約数和(自身を含む): 243232080

約数和(自身を除く): 163287060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 601, 739, 1202, 1478, 1803, 2217, 2404, 2956, 3005, 3606, 3695, 4434, 5409, 6010, 6651, 7212, 7390, 8868, 9015, 10818, 11085, 12020, 13302, 14780, 18030, 21636, 22170, 26604, 27045, 33255, 36060, 44340, 54090, 66510, 108180, 133020, 444139, 888278, 1332417, 1776556, 2220695, 2664834, 3997251, 4441390, 5329668, 6662085, 7994502, 8882780, 13324170, 15989004, 19986255, 26648340, 39972510, 79945020]

約数ペア:

[(1, 79945020), (2, 39972510), (3, 26648340), (4, 19986255), (5, 15989004), (6, 13324170), (9, 8882780), (10, 7994502), (12, 6662085), (15, 5329668), (18, 4441390), (20, 3997251), (30, 2664834), (36, 2220695), (45, 1776556), (60, 1332417), (90, 888278), (180, 444139), (601, 133020), (739, 108180), (1202, 66510), (1478, 54090), (1803, 44340), (2217, 36060), (2404, 33255), (2956, 27045), (3005, 26604), (3606, 22170), (3695, 21636), (4434, 18030), (5409, 14780), (6010, 13302), (6651, 12020), (7212, 11085), (7390, 10818), (8868, 9015)]