78858180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{3877}}^1$

素因数の和:4005

約数の個数: 72

約数和(自身を含む): 241382232

約数和(自身を除く): 162524052

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 113, 180, 226, 339, 452, 565, 678, 1017, 1130, 1356, 1695, 2034, 2260, 3390, 3877, 4068, 5085, 6780, 7754, 10170, 11631, 15508, 19385, 20340, 23262, 34893, 38770, 46524, 58155, 69786, 77540, 116310, 139572, 174465, 232620, 348930, 438101, 697860, 876202, 1314303, 1752404, 2190505, 2628606, 3942909, 4381010, 5257212, 6571515, 7885818, 8762020, 13143030, 15771636, 19714545, 26286060, 39429090, 78858180]

約数ペア:

[(1, 78858180), (2, 39429090), (3, 26286060), (4, 19714545), (5, 15771636), (6, 13143030), (9, 8762020), (10, 7885818), (12, 6571515), (15, 5257212), (18, 4381010), (20, 3942909), (30, 2628606), (36, 2190505), (45, 1752404), (60, 1314303), (90, 876202), (113, 697860), (180, 438101), (226, 348930), (339, 232620), (452, 174465), (565, 139572), (678, 116310), (1017, 77540), (1130, 69786), (1356, 58155), (1695, 46524), (2034, 38770), (2260, 34893), (3390, 23262), (3877, 20340), (4068, 19385), (5085, 15508), (6780, 11631), (7754, 10170)]