78435120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4603}}^1$

素因数の和:4690

約数の個数: 80

約数和(自身を含む): 246627072

約数和(自身を除く): 168191952

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 71, 80, 120, 142, 213, 240, 284, 355, 426, 568, 710, 852, 1065, 1136, 1420, 1704, 2130, 2840, 3408, 4260, 4603, 5680, 8520, 9206, 13809, 17040, 18412, 23015, 27618, 36824, 46030, 55236, 69045, 73648, 92060, 110472, 138090, 184120, 220944, 276180, 326813, 368240, 552360, 653626, 980439, 1104720, 1307252, 1634065, 1960878, 2614504, 3268130, 3921756, 4902195, 5229008, 6536260, 7843512, 9804390, 13072520, 15687024, 19608780, 26145040, 39217560, 78435120]

約数ペア:

[(1, 78435120), (2, 39217560), (3, 26145040), (4, 19608780), (5, 15687024), (6, 13072520), (8, 9804390), (10, 7843512), (12, 6536260), (15, 5229008), (16, 4902195), (20, 3921756), (24, 3268130), (30, 2614504), (40, 1960878), (48, 1634065), (60, 1307252), (71, 1104720), (80, 980439), (120, 653626), (142, 552360), (213, 368240), (240, 326813), (284, 276180), (355, 220944), (426, 184120), (568, 138090), (710, 110472), (852, 92060), (1065, 73648), (1136, 69045), (1420, 55236), (1704, 46030), (2130, 36824), (2840, 27618), (3408, 23015), (4260, 18412), (4603, 17040), (5680, 13809), (8520, 9206)]