254774772

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{389}}^1$

素因数の和:542

約数の個数: 144

約数和(自身を含む): 776805120

約数和(自身を除く): 522030348

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 28, 36, 42, 46, 63, 69, 84, 92, 113, 126, 138, 161, 207, 226, 252, 276, 322, 339, 389, 414, 452, 483, 644, 678, 778, 791, 828, 966, 1017, 1167, 1356, 1449, 1556, 1582, 1932, 2034, 2334, 2373, 2599, 2723, 2898, 3164, 3501, 4068, 4668, 4746, 5198, 5446, 5796, 7002, 7119, 7797, 8169, 8947, 9492, 10396, 10892, 14004, 14238, 15594, 16338, 17894, 18193, 23391, 24507, 26841, 28476, 31188, 32676, 35788, 36386, 43957, 46782, 49014, 53682, 54579, 62629, 72772, 80523, 87914, 93564, 98028, 107364, 109158, 125258, 131871, 161046, 163737, 175828, 187887, 218316, 250516, 263742, 307699, 322092, 327474, 375774, 395613, 527484, 563661, 615398, 654948, 751548, 791226, 923097, 1011011, 1127322, 1230796, 1582452, 1846194, 2022022, 2254644, 2769291, 3033033, 3692388, 4044044, 5538582, 6066066, 7077077, 9099099, 11077164, 12132132, 14154154, 18198198, 21231231, 28308308, 36396396, 42462462, 63693693, 84924924, 127387386, 254774772]

約数ペア:

[(1, 254774772), (2, 127387386), (3, 84924924), (4, 63693693), (6, 42462462), (7, 36396396), (9, 28308308), (12, 21231231), (14, 18198198), (18, 14154154), (21, 12132132), (23, 11077164), (28, 9099099), (36, 7077077), (42, 6066066), (46, 5538582), (63, 4044044), (69, 3692388), (84, 3033033), (92, 2769291), (113, 2254644), (126, 2022022), (138, 1846194), (161, 1582452), (207, 1230796), (226, 1127322), (252, 1011011), (276, 923097), (322, 791226), (339, 751548), (389, 654948), (414, 615398), (452, 563661), (483, 527484), (644, 395613), (678, 375774), (778, 327474), (791, 322092), (828, 307699), (966, 263742), (1017, 250516), (1167, 218316), (1356, 187887), (1449, 175828), (1556, 163737), (1582, 161046), (1932, 131871), (2034, 125258), (2334, 109158), (2373, 107364), (2599, 98028), (2723, 93564), (2898, 87914), (3164, 80523), (3501, 72772), (4068, 62629), (4668, 54579), (4746, 53682), (5198, 49014), (5446, 46782), (5796, 43957), (7002, 36386), (7119, 35788), (7797, 32676), (8169, 31188), (8947, 28476), (9492, 26841), (10396, 24507), (10892, 23391), (14004, 18193), (14238, 17894), (15594, 16338)]