79505520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1289}}^1$

素因数の和:1562

約数の個数: 80

約数和(自身を含む): 247618080

約数和(自身を除く): 168112560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 257, 514, 771, 1028, 1285, 1289, 1542, 2056, 2570, 2578, 3084, 3855, 3867, 4112, 5140, 5156, 6168, 6445, 7710, 7734, 10280, 10312, 12336, 12890, 15420, 15468, 19335, 20560, 20624, 25780, 30840, 30936, 38670, 51560, 61680, 61872, 77340, 103120, 154680, 309360, 331273, 662546, 993819, 1325092, 1656365, 1987638, 2650184, 3312730, 3975276, 4969095, 5300368, 6625460, 7950552, 9938190, 13250920, 15901104, 19876380, 26501840, 39752760, 79505520]

約数ペア:

[(1, 79505520), (2, 39752760), (3, 26501840), (4, 19876380), (5, 15901104), (6, 13250920), (8, 9938190), (10, 7950552), (12, 6625460), (15, 5300368), (16, 4969095), (20, 3975276), (24, 3312730), (30, 2650184), (40, 1987638), (48, 1656365), (60, 1325092), (80, 993819), (120, 662546), (240, 331273), (257, 309360), (514, 154680), (771, 103120), (1028, 77340), (1285, 61872), (1289, 61680), (1542, 51560), (2056, 38670), (2570, 30936), (2578, 30840), (3084, 25780), (3855, 20624), (3867, 20560), (4112, 19335), (5140, 15468), (5156, 15420), (6168, 12890), (6445, 12336), (7710, 10312), (7734, 10280)]