68563920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{12421}}^1$

素因数の和:12460

約数の個数: 80

約数和(自身を含む): 221807232

約数和(自身を除く): 153243312

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 5520, 12421, 24842, 37263, 49684, 62105, 74526, 99368, 124210, 149052, 186315, 198736, 248420, 285683, 298104, 372630, 496840, 571366, 596208, 745260, 857049, 993680, 1142732, 1428415, 1490520, 1714098, 2285464, 2856830, 2981040, 3428196, 4285245, 4570928, 5713660, 6856392, 8570490, 11427320, 13712784, 17140980, 22854640, 34281960, 68563920]

約数ペア:

[(1, 68563920), (2, 34281960), (3, 22854640), (4, 17140980), (5, 13712784), (6, 11427320), (8, 8570490), (10, 6856392), (12, 5713660), (15, 4570928), (16, 4285245), (20, 3428196), (23, 2981040), (24, 2856830), (30, 2285464), (40, 1714098), (46, 1490520), (48, 1428415), (60, 1142732), (69, 993680), (80, 857049), (92, 745260), (115, 596208), (120, 571366), (138, 496840), (184, 372630), (230, 298104), (240, 285683), (276, 248420), (345, 198736), (368, 186315), (460, 149052), (552, 124210), (690, 99368), (920, 74526), (1104, 62105), (1380, 49684), (1840, 37263), (2760, 24842), (5520, 12421)]