68506320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{397}}^1\times {\mathrm{719}}^1$

素因数の和:1132

約数の個数: 80

約数和(自身を含む): 213200640

約数和(自身を除く): 144694320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 397, 719, 794, 1191, 1438, 1588, 1985, 2157, 2382, 2876, 3176, 3595, 3970, 4314, 4764, 5752, 5955, 6352, 7190, 7940, 8628, 9528, 10785, 11504, 11910, 14380, 15880, 17256, 19056, 21570, 23820, 28760, 31760, 34512, 43140, 47640, 57520, 86280, 95280, 172560, 285443, 570886, 856329, 1141772, 1427215, 1712658, 2283544, 2854430, 3425316, 4281645, 4567088, 5708860, 6850632, 8563290, 11417720, 13701264, 17126580, 22835440, 34253160, 68506320]

約数ペア:

[(1, 68506320), (2, 34253160), (3, 22835440), (4, 17126580), (5, 13701264), (6, 11417720), (8, 8563290), (10, 6850632), (12, 5708860), (15, 4567088), (16, 4281645), (20, 3425316), (24, 2854430), (30, 2283544), (40, 1712658), (48, 1427215), (60, 1141772), (80, 856329), (120, 570886), (240, 285443), (397, 172560), (719, 95280), (794, 86280), (1191, 57520), (1438, 47640), (1588, 43140), (1985, 34512), (2157, 31760), (2382, 28760), (2876, 23820), (3176, 21570), (3595, 19056), (3970, 17256), (4314, 15880), (4764, 14380), (5752, 11910), (5955, 11504), (6352, 10785), (7190, 9528), (7940, 8628)]