890000496

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{7297}}^1$

素因数の和:7340

約数の個数: 180

約数和(自身を含む): 3129324016

約数和(自身を除く): 2239323520

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 28, 33, 36, 42, 44, 48, 56, 63, 66, 72, 77, 84, 88, 99, 112, 121, 126, 132, 144, 154, 168, 176, 198, 231, 242, 252, 264, 308, 336, 363, 396, 462, 484, 504, 528, 616, 693, 726, 792, 847, 924, 968, 1008, 1089, 1232, 1386, 1452, 1584, 1694, 1848, 1936, 2178, 2541, 2772, 2904, 3388, 3696, 4356, 5082, 5544, 5808, 6776, 7297, 7623, 8712, 10164, 11088, 13552, 14594, 15246, 17424, 20328, 21891, 29188, 30492, 40656, 43782, 51079, 58376, 60984, 65673, 80267, 87564, 102158, 116752, 121968, 131346, 153237, 160534, 175128, 204316, 240801, 262692, 306474, 321068, 350256, 408632, 459711, 481602, 525384, 561869, 612948, 642136, 722403, 817264, 882937, 919422, 963204, 1050768, 1123738, 1225896, 1284272, 1444806, 1685607, 1765874, 1838844, 1926408, 2247476, 2451792, 2648811, 2889612, 3371214, 3531748, 3677688, 3852816, 4494952, 5056821, 5297622, 5779224, 6180559, 6742428, 7063496, 7355376, 7946433, 8989904, 10113642, 10595244, 11558448, 12361118, 13484856, 14126992, 15892866, 18541677, 20227284, 21190488, 24722236, 26969712, 31785732, 37083354, 40454568, 42380976, 49444472, 55625031, 63571464, 74166708, 80909136, 98888944, 111250062, 127142928, 148333416, 222500124, 296666832, 445000248, 890000496]

約数ペア:

[(1, 890000496), (2, 445000248), (3, 296666832), (4, 222500124), (6, 148333416), (7, 127142928), (8, 111250062), (9, 98888944), (11, 80909136), (12, 74166708), (14, 63571464), (16, 55625031), (18, 49444472), (21, 42380976), (22, 40454568), (24, 37083354), (28, 31785732), (33, 26969712), (36, 24722236), (42, 21190488), (44, 20227284), (48, 18541677), (56, 15892866), (63, 14126992), (66, 13484856), (72, 12361118), (77, 11558448), (84, 10595244), (88, 10113642), (99, 8989904), (112, 7946433), (121, 7355376), (126, 7063496), (132, 6742428), (144, 6180559), (154, 5779224), (168, 5297622), (176, 5056821), (198, 4494952), (231, 3852816), (242, 3677688), (252, 3531748), (264, 3371214), (308, 2889612), (336, 2648811), (363, 2451792), (396, 2247476), (462, 1926408), (484, 1838844), (504, 1765874), (528, 1685607), (616, 1444806), (693, 1284272), (726, 1225896), (792, 1123738), (847, 1050768), (924, 963204), (968, 919422), (1008, 882937), (1089, 817264), (1232, 722403), (1386, 642136), (1452, 612948), (1584, 561869), (1694, 525384), (1848, 481602), (1936, 459711), (2178, 408632), (2541, 350256), (2772, 321068), (2904, 306474), (3388, 262692), (3696, 240801), (4356, 204316), (5082, 175128), (5544, 160534), (5808, 153237), (6776, 131346), (7297, 121968), (7623, 116752), (8712, 102158), (10164, 87564), (11088, 80267), (13552, 65673), (14594, 60984), (15246, 58376), (17424, 51079), (20328, 43782), (21891, 40656), (29188, 30492)]