275303920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2551}}^1$

素因数の和:2654

約数の個数: 80

約数和(自身を含む): 683527680

約数和(自身を除く): 408223760

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 71, 76, 80, 95, 142, 152, 190, 284, 304, 355, 380, 568, 710, 760, 1136, 1349, 1420, 1520, 2551, 2698, 2840, 5102, 5396, 5680, 6745, 10204, 10792, 12755, 13490, 20408, 21584, 25510, 26980, 40816, 48469, 51020, 53960, 96938, 102040, 107920, 181121, 193876, 204080, 242345, 362242, 387752, 484690, 724484, 775504, 905605, 969380, 1448968, 1811210, 1938760, 2897936, 3441299, 3622420, 3877520, 6882598, 7244840, 13765196, 14489680, 17206495, 27530392, 34412990, 55060784, 68825980, 137651960, 275303920]

約数ペア:

[(1, 275303920), (2, 137651960), (4, 68825980), (5, 55060784), (8, 34412990), (10, 27530392), (16, 17206495), (19, 14489680), (20, 13765196), (38, 7244840), (40, 6882598), (71, 3877520), (76, 3622420), (80, 3441299), (95, 2897936), (142, 1938760), (152, 1811210), (190, 1448968), (284, 969380), (304, 905605), (355, 775504), (380, 724484), (568, 484690), (710, 387752), (760, 362242), (1136, 242345), (1349, 204080), (1420, 193876), (1520, 181121), (2551, 107920), (2698, 102040), (2840, 96938), (5102, 53960), (5396, 51020), (5680, 48469), (6745, 40816), (10204, 26980), (10792, 25510), (12755, 21584), (13490, 20408)]