39752760

素因数分解:

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

素因数の和:1560

約数の個数: 64

約数和(自身を含む): 119815200

約数和(自身を除く): 80062440

約数列:

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

約数ペア:

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