42170280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{7477}}^1$

素因数の和:7538

約数の個数: 64

約数和(自身を含む): 129219840

約数和(自身を除く): 87049560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 94, 120, 141, 188, 235, 282, 376, 470, 564, 705, 940, 1128, 1410, 1880, 2820, 5640, 7477, 14954, 22431, 29908, 37385, 44862, 59816, 74770, 89724, 112155, 149540, 179448, 224310, 299080, 351419, 448620, 702838, 897240, 1054257, 1405676, 1757095, 2108514, 2811352, 3514190, 4217028, 5271285, 7028380, 8434056, 10542570, 14056760, 21085140, 42170280]

約数ペア:

[(1, 42170280), (2, 21085140), (3, 14056760), (4, 10542570), (5, 8434056), (6, 7028380), (8, 5271285), (10, 4217028), (12, 3514190), (15, 2811352), (20, 2108514), (24, 1757095), (30, 1405676), (40, 1054257), (47, 897240), (60, 702838), (94, 448620), (120, 351419), (141, 299080), (188, 224310), (235, 179448), (282, 149540), (376, 112155), (470, 89724), (564, 74770), (705, 59816), (940, 44862), (1128, 37385), (1410, 29908), (1880, 22431), (2820, 14954), (5640, 7477)]