172648720

素因数分解:

$2^4\times 5^1\times {\mathrm{191}}^1\times {\mathrm{11299}}^1$

素因数の和:11503

約数の個数: 40

約数和(自身を含む): 403545600

約数和(自身を除く): 230896880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 191, 382, 764, 955, 1528, 1910, 3056, 3820, 7640, 11299, 15280, 22598, 45196, 56495, 90392, 112990, 180784, 225980, 451960, 903920, 2158109, 4316218, 8632436, 10790545, 17264872, 21581090, 34529744, 43162180, 86324360, 172648720]

約数ペア:

[(1, 172648720), (2, 86324360), (4, 43162180), (5, 34529744), (8, 21581090), (10, 17264872), (16, 10790545), (20, 8632436), (40, 4316218), (80, 2158109), (191, 903920), (382, 451960), (764, 225980), (955, 180784), (1528, 112990), (1910, 90392), (3056, 56495), (3820, 45196), (7640, 22598), (11299, 15280)]