678199620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{70207}}^1$

素因数の和:70249

約数の個数: 96

約数和(自身を含む): 2264629248

約数和(自身を除く): 1586429628

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 60, 69, 70, 84, 92, 105, 115, 138, 140, 161, 210, 230, 276, 322, 345, 420, 460, 483, 644, 690, 805, 966, 1380, 1610, 1932, 2415, 3220, 4830, 9660, 70207, 140414, 210621, 280828, 351035, 421242, 491449, 702070, 842484, 982898, 1053105, 1404140, 1474347, 1614761, 1965796, 2106210, 2457245, 2948694, 3229522, 4212420, 4844283, 4914490, 5897388, 6459044, 7371735, 8073805, 9688566, 9828980, 11303327, 14743470, 16147610, 19377132, 22606654, 24221415, 29486940, 32295220, 33909981, 45213308, 48442830, 56516635, 67819962, 96885660, 113033270, 135639924, 169549905, 226066540, 339099810, 678199620]

約数ペア:

[(1, 678199620), (2, 339099810), (3, 226066540), (4, 169549905), (5, 135639924), (6, 113033270), (7, 96885660), (10, 67819962), (12, 56516635), (14, 48442830), (15, 45213308), (20, 33909981), (21, 32295220), (23, 29486940), (28, 24221415), (30, 22606654), (35, 19377132), (42, 16147610), (46, 14743470), (60, 11303327), (69, 9828980), (70, 9688566), (84, 8073805), (92, 7371735), (105, 6459044), (115, 5897388), (138, 4914490), (140, 4844283), (161, 4212420), (210, 3229522), (230, 2948694), (276, 2457245), (322, 2106210), (345, 1965796), (420, 1614761), (460, 1474347), (483, 1404140), (644, 1053105), (690, 982898), (805, 842484), (966, 702070), (1380, 491449), (1610, 421242), (1932, 351035), (2415, 280828), (3220, 210621), (4830, 140414), (9660, 70207)]