20809875744

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{169219}}^1$

素因数の和:169303

約数の個数: 144

約数和(自身を含む): 68741225280

約数和(自身を除く): 47931349536

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 61, 63, 72, 84, 96, 112, 122, 126, 144, 168, 183, 224, 244, 252, 288, 336, 366, 427, 488, 504, 549, 672, 732, 854, 976, 1008, 1098, 1281, 1464, 1708, 1952, 2016, 2196, 2562, 2928, 3416, 3843, 4392, 5124, 5856, 6832, 7686, 8784, 10248, 13664, 15372, 17568, 20496, 30744, 40992, 61488, 122976, 169219, 338438, 507657, 676876, 1015314, 1184533, 1353752, 1522971, 2030628, 2369066, 2707504, 3045942, 3553599, 4061256, 4738132, 5415008, 6091884, 7107198, 8122512, 9476264, 10322359, 10660797, 12183768, 14214396, 16245024, 18952528, 20644718, 21321594, 24367536, 28428792, 30967077, 37905056, 41289436, 42643188, 48735072, 56857584, 61934154, 72256513, 82578872, 85286376, 92901231, 113715168, 123868308, 144513026, 165157744, 170572752, 185802462, 216769539, 247736616, 289026052, 330315488, 341145504, 371604924, 433539078, 495473232, 578052104, 650308617, 743209848, 867078156, 990946464, 1156104208, 1300617234, 1486419696, 1734156312, 2312208416, 2601234468, 2972839392, 3468312624, 5202468936, 6936625248, 10404937872, 20809875744]

約数ペア:

[(1, 20809875744), (2, 10404937872), (3, 6936625248), (4, 5202468936), (6, 3468312624), (7, 2972839392), (8, 2601234468), (9, 2312208416), (12, 1734156312), (14, 1486419696), (16, 1300617234), (18, 1156104208), (21, 990946464), (24, 867078156), (28, 743209848), (32, 650308617), (36, 578052104), (42, 495473232), (48, 433539078), (56, 371604924), (61, 341145504), (63, 330315488), (72, 289026052), (84, 247736616), (96, 216769539), (112, 185802462), (122, 170572752), (126, 165157744), (144, 144513026), (168, 123868308), (183, 113715168), (224, 92901231), (244, 85286376), (252, 82578872), (288, 72256513), (336, 61934154), (366, 56857584), (427, 48735072), (488, 42643188), (504, 41289436), (549, 37905056), (672, 30967077), (732, 28428792), (854, 24367536), (976, 21321594), (1008, 20644718), (1098, 18952528), (1281, 16245024), (1464, 14214396), (1708, 12183768), (1952, 10660797), (2016, 10322359), (2196, 9476264), (2562, 8122512), (2928, 7107198), (3416, 6091884), (3843, 5415008), (4392, 4738132), (5124, 4061256), (5856, 3553599), (6832, 3045942), (7686, 2707504), (8784, 2369066), (10248, 2030628), (13664, 1522971), (15372, 1353752), (17568, 1184533), (20496, 1015314), (30744, 676876), (40992, 507657), (61488, 338438), (122976, 169219)]