51315960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{317}}^1$

素因数の和:421

約数の個数: 128

約数和(自身を含む): 164851200

約数和(自身を除く): 113535240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 71, 76, 95, 114, 120, 142, 152, 190, 213, 228, 284, 285, 317, 355, 380, 426, 456, 568, 570, 634, 710, 760, 852, 951, 1065, 1140, 1268, 1349, 1420, 1585, 1704, 1902, 2130, 2280, 2536, 2698, 2840, 3170, 3804, 4047, 4260, 4755, 5396, 6023, 6340, 6745, 7608, 8094, 8520, 9510, 10792, 12046, 12680, 13490, 16188, 18069, 19020, 20235, 22507, 24092, 26980, 30115, 32376, 36138, 38040, 40470, 45014, 48184, 53960, 60230, 67521, 72276, 80940, 90028, 90345, 112535, 120460, 135042, 144552, 161880, 180056, 180690, 225070, 240920, 270084, 337605, 361380, 427633, 450140, 540168, 675210, 722760, 855266, 900280, 1282899, 1350420, 1710532, 2138165, 2565798, 2700840, 3421064, 4276330, 5131596, 6414495, 8552660, 10263192, 12828990, 17105320, 25657980, 51315960]

約数ペア:

[(1, 51315960), (2, 25657980), (3, 17105320), (4, 12828990), (5, 10263192), (6, 8552660), (8, 6414495), (10, 5131596), (12, 4276330), (15, 3421064), (19, 2700840), (20, 2565798), (24, 2138165), (30, 1710532), (38, 1350420), (40, 1282899), (57, 900280), (60, 855266), (71, 722760), (76, 675210), (95, 540168), (114, 450140), (120, 427633), (142, 361380), (152, 337605), (190, 270084), (213, 240920), (228, 225070), (284, 180690), (285, 180056), (317, 161880), (355, 144552), (380, 135042), (426, 120460), (456, 112535), (568, 90345), (570, 90028), (634, 80940), (710, 72276), (760, 67521), (852, 60230), (951, 53960), (1065, 48184), (1140, 45014), (1268, 40470), (1349, 38040), (1420, 36138), (1585, 32376), (1704, 30115), (1902, 26980), (2130, 24092), (2280, 22507), (2536, 20235), (2698, 19020), (2840, 18069), (3170, 16188), (3804, 13490), (4047, 12680), (4260, 12046), (4755, 10792), (5396, 9510), (6023, 8520), (6340, 8094), (6745, 7608)]