71891760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4219}}^1$

素因数の和:4306

約数の個数: 80

約数和(自身を含む): 226056960

約数和(自身を除く): 154165200

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, 4219, 4260, 5680, 8438, 8520, 12657, 16876, 17040, 21095, 25314, 33752, 42190, 50628, 63285, 67504, 84380, 101256, 126570, 168760, 202512, 253140, 299549, 337520, 506280, 599098, 898647, 1012560, 1198196, 1497745, 1797294, 2396392, 2995490, 3594588, 4493235, 4792784, 5990980, 7189176, 8986470, 11981960, 14378352, 17972940, 23963920, 35945880, 71891760]

約数ペア:

[(1, 71891760), (2, 35945880), (3, 23963920), (4, 17972940), (5, 14378352), (6, 11981960), (8, 8986470), (10, 7189176), (12, 5990980), (15, 4792784), (16, 4493235), (20, 3594588), (24, 2995490), (30, 2396392), (40, 1797294), (48, 1497745), (60, 1198196), (71, 1012560), (80, 898647), (120, 599098), (142, 506280), (213, 337520), (240, 299549), (284, 253140), (355, 202512), (426, 168760), (568, 126570), (710, 101256), (852, 84380), (1065, 67504), (1136, 63285), (1420, 50628), (1704, 42190), (2130, 33752), (2840, 25314), (3408, 21095), (4219, 17040), (4260, 16876), (5680, 12657), (8438, 8520)]