191203920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{265561}}^1$

素因数の和:265580

約数の個数: 60

約数和(自身を含む): 642128916

約数和(自身を除く): 450924996

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, 180, 240, 360, 720, 265561, 531122, 796683, 1062244, 1327805, 1593366, 2124488, 2390049, 2655610, 3186732, 3983415, 4248976, 4780098, 5311220, 6373464, 7966830, 9560196, 10622440, 11950245, 12746928, 15933660, 19120392, 21244880, 23900490, 31867320, 38240784, 47800980, 63734640, 95601960, 191203920]

約数ペア:

[(1, 191203920), (2, 95601960), (3, 63734640), (4, 47800980), (5, 38240784), (6, 31867320), (8, 23900490), (9, 21244880), (10, 19120392), (12, 15933660), (15, 12746928), (16, 11950245), (18, 10622440), (20, 9560196), (24, 7966830), (30, 6373464), (36, 5311220), (40, 4780098), (45, 4248976), (48, 3983415), (60, 3186732), (72, 2655610), (80, 2390049), (90, 2124488), (120, 1593366), (144, 1327805), (180, 1062244), (240, 796683), (360, 531122), (720, 265561)]