686875896

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{211}}^1\times {\mathrm{2153}}^1$

素因数の和:2386

約数の個数: 128

約数和(自身を含む): 2191910400

約数和(自身を除く): 1505034504

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 211, 216, 252, 378, 422, 504, 633, 756, 844, 1266, 1477, 1512, 1688, 1899, 2153, 2532, 2954, 3798, 4306, 4431, 5064, 5697, 5908, 6459, 7596, 8612, 8862, 11394, 11816, 12918, 13293, 15071, 15192, 17224, 17724, 19377, 22788, 25836, 26586, 30142, 35448, 38754, 39879, 45213, 45576, 51672, 53172, 58131, 60284, 77508, 79758, 90426, 106344, 116262, 120568, 135639, 155016, 159516, 180852, 232524, 271278, 319032, 361704, 406917, 454283, 465048, 542556, 813834, 908566, 1085112, 1362849, 1627668, 1817132, 2725698, 3179981, 3255336, 3634264, 4088547, 5451396, 6359962, 8177094, 9539943, 10902792, 12265641, 12719924, 16354188, 19079886, 24531282, 25439848, 28619829, 32708376, 38159772, 49062564, 57239658, 76319544, 85859487, 98125128, 114479316, 171718974, 228958632, 343437948, 686875896]

約数ペア:

[(1, 686875896), (2, 343437948), (3, 228958632), (4, 171718974), (6, 114479316), (7, 98125128), (8, 85859487), (9, 76319544), (12, 57239658), (14, 49062564), (18, 38159772), (21, 32708376), (24, 28619829), (27, 25439848), (28, 24531282), (36, 19079886), (42, 16354188), (54, 12719924), (56, 12265641), (63, 10902792), (72, 9539943), (84, 8177094), (108, 6359962), (126, 5451396), (168, 4088547), (189, 3634264), (211, 3255336), (216, 3179981), (252, 2725698), (378, 1817132), (422, 1627668), (504, 1362849), (633, 1085112), (756, 908566), (844, 813834), (1266, 542556), (1477, 465048), (1512, 454283), (1688, 406917), (1899, 361704), (2153, 319032), (2532, 271278), (2954, 232524), (3798, 180852), (4306, 159516), (4431, 155016), (5064, 135639), (5697, 120568), (5908, 116262), (6459, 106344), (7596, 90426), (8612, 79758), (8862, 77508), (11394, 60284), (11816, 58131), (12918, 53172), (13293, 51672), (15071, 45576), (15192, 45213), (17224, 39879), (17724, 38754), (19377, 35448), (22788, 30142), (25836, 26586)]