127150280

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{571}}^1$

素因数の和:894

約数の個数: 64

約数和(自身を含む): 302702400

約数和(自身を除く): 175552120

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 293, 380, 571, 586, 760, 1142, 1172, 1465, 2284, 2344, 2855, 2930, 4568, 5567, 5710, 5860, 10849, 11134, 11420, 11720, 21698, 22268, 22840, 27835, 43396, 44536, 54245, 55670, 86792, 108490, 111340, 167303, 216980, 222680, 334606, 433960, 669212, 836515, 1338424, 1673030, 3178757, 3346060, 6357514, 6692120, 12715028, 15893785, 25430056, 31787570, 63575140, 127150280]

約数ペア:

[(1, 127150280), (2, 63575140), (4, 31787570), (5, 25430056), (8, 15893785), (10, 12715028), (19, 6692120), (20, 6357514), (38, 3346060), (40, 3178757), (76, 1673030), (95, 1338424), (152, 836515), (190, 669212), (293, 433960), (380, 334606), (571, 222680), (586, 216980), (760, 167303), (1142, 111340), (1172, 108490), (1465, 86792), (2284, 55670), (2344, 54245), (2855, 44536), (2930, 43396), (4568, 27835), (5567, 22840), (5710, 22268), (5860, 21698), (10849, 11720), (11134, 11420)]