1298280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{349}}^1$

素因数の和:394

約数の個数: 64

約数和(自身を含む): 4032000

約数和(自身を除く): 2733720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 349, 372, 465, 620, 698, 744, 930, 1047, 1240, 1396, 1745, 1860, 2094, 2792, 3490, 3720, 4188, 5235, 6980, 8376, 10470, 10819, 13960, 20940, 21638, 32457, 41880, 43276, 54095, 64914, 86552, 108190, 129828, 162285, 216380, 259656, 324570, 432760, 649140, 1298280]

約数ペア:

[(1, 1298280), (2, 649140), (3, 432760), (4, 324570), (5, 259656), (6, 216380), (8, 162285), (10, 129828), (12, 108190), (15, 86552), (20, 64914), (24, 54095), (30, 43276), (31, 41880), (40, 32457), (60, 21638), (62, 20940), (93, 13960), (120, 10819), (124, 10470), (155, 8376), (186, 6980), (248, 5235), (310, 4188), (349, 3720), (372, 3490), (465, 2792), (620, 2094), (698, 1860), (744, 1745), (930, 1396), (1047, 1240)]