18377640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{719}}^1$

素因数の和:807

約数の個数: 96

約数和(自身を含む): 60652800

約数和(自身を除く): 42275160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 71, 72, 90, 120, 142, 180, 213, 284, 355, 360, 426, 568, 639, 710, 719, 852, 1065, 1278, 1420, 1438, 1704, 2130, 2157, 2556, 2840, 2876, 3195, 3595, 4260, 4314, 5112, 5752, 6390, 6471, 7190, 8520, 8628, 10785, 12780, 12942, 14380, 17256, 21570, 25560, 25884, 28760, 32355, 43140, 51049, 51768, 64710, 86280, 102098, 129420, 153147, 204196, 255245, 258840, 306294, 408392, 459441, 510490, 612588, 765735, 918882, 1020980, 1225176, 1531470, 1837764, 2041960, 2297205, 3062940, 3675528, 4594410, 6125880, 9188820, 18377640]

約数ペア:

[(1, 18377640), (2, 9188820), (3, 6125880), (4, 4594410), (5, 3675528), (6, 3062940), (8, 2297205), (9, 2041960), (10, 1837764), (12, 1531470), (15, 1225176), (18, 1020980), (20, 918882), (24, 765735), (30, 612588), (36, 510490), (40, 459441), (45, 408392), (60, 306294), (71, 258840), (72, 255245), (90, 204196), (120, 153147), (142, 129420), (180, 102098), (213, 86280), (284, 64710), (355, 51768), (360, 51049), (426, 43140), (568, 32355), (639, 28760), (710, 25884), (719, 25560), (852, 21570), (1065, 17256), (1278, 14380), (1420, 12942), (1438, 12780), (1704, 10785), (2130, 8628), (2157, 8520), (2556, 7190), (2840, 6471), (2876, 6390), (3195, 5752), (3595, 5112), (4260, 4314)]