1272237568

素因数分解:

$2^9\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1$

素因数の和:225

約数の個数: 240

約数和(自身を含む): 3316729680

約数和(自身を除く): 2044492112

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 19, 28, 32, 34, 38, 49, 56, 64, 68, 76, 98, 112, 119, 128, 133, 136, 152, 157, 196, 224, 238, 256, 266, 272, 304, 314, 323, 392, 448, 476, 512, 532, 544, 608, 628, 646, 784, 833, 896, 931, 952, 1064, 1088, 1099, 1216, 1256, 1292, 1568, 1666, 1792, 1862, 1904, 2128, 2176, 2198, 2261, 2432, 2512, 2584, 2669, 2983, 3136, 3332, 3584, 3724, 3808, 4256, 4352, 4396, 4522, 4864, 5024, 5168, 5338, 5966, 6272, 6664, 7448, 7616, 7693, 8512, 8704, 8792, 9044, 9728, 10048, 10336, 10676, 11932, 12544, 13328, 14896, 15232, 15386, 15827, 17024, 17584, 18088, 18683, 20096, 20672, 20881, 21352, 23864, 25088, 26656, 29792, 30464, 30772, 31654, 34048, 35168, 36176, 37366, 40192, 41344, 41762, 42704, 47728, 50711, 53312, 59584, 60928, 61544, 63308, 68096, 70336, 72352, 74732, 80384, 82688, 83524, 85408, 95456, 101422, 106624, 119168, 123088, 126616, 130781, 140672, 144704, 146167, 149464, 165376, 167048, 170816, 190912, 202844, 213248, 238336, 246176, 253232, 261562, 281344, 289408, 292334, 298928, 334096, 341632, 354977, 381824, 405688, 426496, 476672, 492352, 506464, 523124, 562688, 578816, 584668, 597856, 668192, 683264, 709954, 763648, 811376, 984704, 1012928, 1046248, 1157632, 1169336, 1195712, 1336384, 1366528, 1419908, 1527296, 1622752, 1969408, 2025856, 2092496, 2338672, 2391424, 2484839, 2672768, 2839816, 3245504, 3938816, 4051712, 4184992, 4677344, 4782848, 4969678, 5345536, 5679632, 6491008, 8103424, 8369984, 9354688, 9565696, 9939356, 10691072, 11359264, 12982016, 16739968, 18709376, 19878712, 22718528, 25964032, 33479936, 37418752, 39757424, 45437056, 66959872, 74837504, 79514848, 90874112, 159029696, 181748224, 318059392, 636118784, 1272237568]

約数ペア:

[(1, 1272237568), (2, 636118784), (4, 318059392), (7, 181748224), (8, 159029696), (14, 90874112), (16, 79514848), (17, 74837504), (19, 66959872), (28, 45437056), (32, 39757424), (34, 37418752), (38, 33479936), (49, 25964032), (56, 22718528), (64, 19878712), (68, 18709376), (76, 16739968), (98, 12982016), (112, 11359264), (119, 10691072), (128, 9939356), (133, 9565696), (136, 9354688), (152, 8369984), (157, 8103424), (196, 6491008), (224, 5679632), (238, 5345536), (256, 4969678), (266, 4782848), (272, 4677344), (304, 4184992), (314, 4051712), (323, 3938816), (392, 3245504), (448, 2839816), (476, 2672768), (512, 2484839), (532, 2391424), (544, 2338672), (608, 2092496), (628, 2025856), (646, 1969408), (784, 1622752), (833, 1527296), (896, 1419908), (931, 1366528), (952, 1336384), (1064, 1195712), (1088, 1169336), (1099, 1157632), (1216, 1046248), (1256, 1012928), (1292, 984704), (1568, 811376), (1666, 763648), (1792, 709954), (1862, 683264), (1904, 668192), (2128, 597856), (2176, 584668), (2198, 578816), (2261, 562688), (2432, 523124), (2512, 506464), (2584, 492352), (2669, 476672), (2983, 426496), (3136, 405688), (3332, 381824), (3584, 354977), (3724, 341632), (3808, 334096), (4256, 298928), (4352, 292334), (4396, 289408), (4522, 281344), (4864, 261562), (5024, 253232), (5168, 246176), (5338, 238336), (5966, 213248), (6272, 202844), (6664, 190912), (7448, 170816), (7616, 167048), (7693, 165376), (8512, 149464), (8704, 146167), (8792, 144704), (9044, 140672), (9728, 130781), (10048, 126616), (10336, 123088), (10676, 119168), (11932, 106624), (12544, 101422), (13328, 95456), (14896, 85408), (15232, 83524), (15386, 82688), (15827, 80384), (17024, 74732), (17584, 72352), (18088, 70336), (18683, 68096), (20096, 63308), (20672, 61544), (20881, 60928), (21352, 59584), (23864, 53312), (25088, 50711), (26656, 47728), (29792, 42704), (30464, 41762), (30772, 41344), (31654, 40192), (34048, 37366), (35168, 36176)]