242520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:104

約数の個数: 64

約数和(自身を含む): 760320

約数和(自身を除く): 517800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 47, 60, 86, 94, 120, 129, 141, 172, 188, 215, 235, 258, 282, 344, 376, 430, 470, 516, 564, 645, 705, 860, 940, 1032, 1128, 1290, 1410, 1720, 1880, 2021, 2580, 2820, 4042, 5160, 5640, 6063, 8084, 10105, 12126, 16168, 20210, 24252, 30315, 40420, 48504, 60630, 80840, 121260, 242520]

約数ペア:

[(1, 242520), (2, 121260), (3, 80840), (4, 60630), (5, 48504), (6, 40420), (8, 30315), (10, 24252), (12, 20210), (15, 16168), (20, 12126), (24, 10105), (30, 8084), (40, 6063), (43, 5640), (47, 5160), (60, 4042), (86, 2820), (94, 2580), (120, 2021), (129, 1880), (141, 1720), (172, 1410), (188, 1290), (215, 1128), (235, 1032), (258, 940), (282, 860), (344, 705), (376, 645), (430, 564), (470, 516)]