78680196

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:250

約数の個数: 144

約数和(自身を含む): 238702464

約数和(自身を除く): 160022268

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 43, 53, 63, 84, 86, 106, 126, 129, 137, 159, 172, 212, 252, 258, 274, 301, 318, 371, 387, 411, 477, 516, 548, 602, 636, 742, 774, 822, 903, 954, 959, 1113, 1204, 1233, 1484, 1548, 1644, 1806, 1908, 1918, 2226, 2279, 2466, 2709, 2877, 3339, 3612, 3836, 4452, 4558, 4932, 5418, 5754, 5891, 6678, 6837, 7261, 8631, 9116, 10836, 11508, 11782, 13356, 13674, 14522, 15953, 17262, 17673, 20511, 21783, 23564, 27348, 29044, 31906, 34524, 35346, 41022, 41237, 43566, 47859, 50827, 53019, 63812, 65349, 70692, 82044, 82474, 87132, 95718, 101654, 106038, 123711, 130698, 143577, 152481, 164948, 191436, 203308, 212076, 247422, 261396, 287154, 304962, 312223, 371133, 457443, 494844, 574308, 609924, 624446, 742266, 914886, 936669, 1248892, 1484532, 1829772, 1873338, 2185561, 2810007, 3746676, 4371122, 5620014, 6556683, 8742244, 11240028, 13113366, 19670049, 26226732, 39340098, 78680196]

約数ペア:

[(1, 78680196), (2, 39340098), (3, 26226732), (4, 19670049), (6, 13113366), (7, 11240028), (9, 8742244), (12, 6556683), (14, 5620014), (18, 4371122), (21, 3746676), (28, 2810007), (36, 2185561), (42, 1873338), (43, 1829772), (53, 1484532), (63, 1248892), (84, 936669), (86, 914886), (106, 742266), (126, 624446), (129, 609924), (137, 574308), (159, 494844), (172, 457443), (212, 371133), (252, 312223), (258, 304962), (274, 287154), (301, 261396), (318, 247422), (371, 212076), (387, 203308), (411, 191436), (477, 164948), (516, 152481), (548, 143577), (602, 130698), (636, 123711), (742, 106038), (774, 101654), (822, 95718), (903, 87132), (954, 82474), (959, 82044), (1113, 70692), (1204, 65349), (1233, 63812), (1484, 53019), (1548, 50827), (1644, 47859), (1806, 43566), (1908, 41237), (1918, 41022), (2226, 35346), (2279, 34524), (2466, 31906), (2709, 29044), (2877, 27348), (3339, 23564), (3612, 21783), (3836, 20511), (4452, 17673), (4558, 17262), (4932, 15953), (5418, 14522), (5754, 13674), (5891, 13356), (6678, 11782), (6837, 11508), (7261, 10836), (8631, 9116)]