78923810

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:240

約数の個数: 96

約数和(自身を含む): 177292800

約数和(自身を除く): 98368990

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 47, 49, 70, 94, 98, 115, 149, 161, 230, 235, 245, 298, 322, 329, 470, 490, 658, 745, 805, 1043, 1081, 1127, 1490, 1610, 1645, 2086, 2162, 2254, 2303, 3290, 3427, 4606, 5215, 5405, 5635, 6854, 7003, 7301, 7567, 10430, 10810, 11270, 11515, 14006, 14602, 15134, 17135, 23030, 23989, 34270, 35015, 36505, 37835, 47978, 49021, 52969, 70030, 73010, 75670, 98042, 105938, 119945, 161069, 167923, 239890, 245105, 264845, 322138, 335846, 343147, 490210, 529690, 686294, 805345, 839615, 1127483, 1610690, 1679230, 1715735, 2254966, 3431470, 5637415, 7892381, 11274830, 15784762, 39461905, 78923810]

約数ペア:

[(1, 78923810), (2, 39461905), (5, 15784762), (7, 11274830), (10, 7892381), (14, 5637415), (23, 3431470), (35, 2254966), (46, 1715735), (47, 1679230), (49, 1610690), (70, 1127483), (94, 839615), (98, 805345), (115, 686294), (149, 529690), (161, 490210), (230, 343147), (235, 335846), (245, 322138), (298, 264845), (322, 245105), (329, 239890), (470, 167923), (490, 161069), (658, 119945), (745, 105938), (805, 98042), (1043, 75670), (1081, 73010), (1127, 70030), (1490, 52969), (1610, 49021), (1645, 47978), (2086, 37835), (2162, 36505), (2254, 35015), (2303, 34270), (3290, 23989), (3427, 23030), (4606, 17135), (5215, 15134), (5405, 14602), (5635, 14006), (6854, 11515), (7003, 11270), (7301, 10810), (7567, 10430)]