80145360

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{709}}^1$

素因数の和:885

約数の個数: 120

約数和(自身を含む): 271251240

約数和(自身を除く): 191105880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 157, 180, 240, 314, 360, 471, 628, 709, 720, 785, 942, 1256, 1413, 1418, 1570, 1884, 2127, 2355, 2512, 2826, 2836, 3140, 3545, 3768, 4254, 4710, 5652, 5672, 6280, 6381, 7065, 7090, 7536, 8508, 9420, 10635, 11304, 11344, 12560, 12762, 14130, 14180, 17016, 18840, 21270, 22608, 25524, 28260, 28360, 31905, 34032, 37680, 42540, 51048, 56520, 56720, 63810, 85080, 102096, 111313, 113040, 127620, 170160, 222626, 255240, 333939, 445252, 510480, 556565, 667878, 890504, 1001817, 1113130, 1335756, 1669695, 1781008, 2003634, 2226260, 2671512, 3339390, 4007268, 4452520, 5009085, 5343024, 6678780, 8014536, 8905040, 10018170, 13357560, 16029072, 20036340, 26715120, 40072680, 80145360]

約数ペア:

[(1, 80145360), (2, 40072680), (3, 26715120), (4, 20036340), (5, 16029072), (6, 13357560), (8, 10018170), (9, 8905040), (10, 8014536), (12, 6678780), (15, 5343024), (16, 5009085), (18, 4452520), (20, 4007268), (24, 3339390), (30, 2671512), (36, 2226260), (40, 2003634), (45, 1781008), (48, 1669695), (60, 1335756), (72, 1113130), (80, 1001817), (90, 890504), (120, 667878), (144, 556565), (157, 510480), (180, 445252), (240, 333939), (314, 255240), (360, 222626), (471, 170160), (628, 127620), (709, 113040), (720, 111313), (785, 102096), (942, 85080), (1256, 63810), (1413, 56720), (1418, 56520), (1570, 51048), (1884, 42540), (2127, 37680), (2355, 34032), (2512, 31905), (2826, 28360), (2836, 28260), (3140, 25524), (3545, 22608), (3768, 21270), (4254, 18840), (4710, 17016), (5652, 14180), (5672, 14130), (6280, 12762), (6381, 12560), (7065, 11344), (7090, 11304), (7536, 10635), (8508, 9420)]