258731004

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{307}}^1$

素因数の和:527

約数の個数: 96

約数和(自身を含む): 706478080

約数和(自身を除く): 447747076

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 79, 84, 127, 158, 237, 254, 307, 316, 381, 474, 508, 553, 614, 762, 889, 921, 948, 1106, 1228, 1524, 1659, 1778, 1842, 2149, 2212, 2667, 3318, 3556, 3684, 4298, 5334, 6447, 6636, 8596, 10033, 10668, 12894, 20066, 24253, 25788, 30099, 38989, 40132, 48506, 60198, 70231, 72759, 77978, 97012, 116967, 120396, 140462, 145518, 155956, 169771, 210693, 233934, 272923, 280924, 291036, 339542, 421386, 467868, 509313, 545846, 679084, 818769, 842772, 1018626, 1091692, 1637538, 2037252, 3080131, 3275076, 6160262, 9240393, 12320524, 18480786, 21560917, 36961572, 43121834, 64682751, 86243668, 129365502, 258731004]

約数ペア:

[(1, 258731004), (2, 129365502), (3, 86243668), (4, 64682751), (6, 43121834), (7, 36961572), (12, 21560917), (14, 18480786), (21, 12320524), (28, 9240393), (42, 6160262), (79, 3275076), (84, 3080131), (127, 2037252), (158, 1637538), (237, 1091692), (254, 1018626), (307, 842772), (316, 818769), (381, 679084), (474, 545846), (508, 509313), (553, 467868), (614, 421386), (762, 339542), (889, 291036), (921, 280924), (948, 272923), (1106, 233934), (1228, 210693), (1524, 169771), (1659, 155956), (1778, 145518), (1842, 140462), (2149, 120396), (2212, 116967), (2667, 97012), (3318, 77978), (3556, 72759), (3684, 70231), (4298, 60198), (5334, 48506), (6447, 40132), (6636, 38989), (8596, 30099), (10033, 25788), (10668, 24253), (12894, 20066)]