20128196088

素因数分解:

$2^3\times 3^4\times 7^2\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1$

素因数の和:111

約数の個数: 1080

約数和(自身を含む): 80575719840

約数和(自身を除く): 60447523752

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 13, 14, 18, 21, 22, 24, 26, 27, 28, 31, 33, 36, 39, 42, 44, 49, 52, 54, 56, 62, 63, 66, 72, 77, 78, 81, 84, 88, 91, 93, 98, 99, 104, 108, 117, 121, 124, 126, 132, 143, 147, 154, 156, 162, 168, 169, 182, 186, 189, 196, 198, 216, 217, 231, 234, 242, 248, 252, 264, 273, 279, 286, 294, 297, 308, 312, 324, 338, 341, 351, 363, 364, 372, 378, 392, 396, 403, 429, 434, 441, 462, 468, 484, 504, 507, 539, 546, 558, 567, 572, 588, 594, 616, 637, 648, 651, 676, 682, 693, 702, 726, 728, 744, 756, 792, 806, 819, 837, 847, 858, 868, 882, 891, 924, 936, 968, 1001, 1014, 1023, 1053, 1078, 1089, 1092, 1116, 1134, 1144, 1176, 1183, 1188, 1209, 1274, 1287, 1302, 1323, 1352, 1364, 1386, 1404, 1452, 1512, 1519, 1521, 1573, 1612, 1617, 1638, 1674, 1694, 1716, 1736, 1764, 1782, 1848, 1859, 1911, 1953, 2002, 2028, 2046, 2079, 2106, 2156, 2178, 2184, 2232, 2268, 2366, 2376, 2387, 2418, 2457, 2511, 2541, 2548, 2574, 2604, 2646, 2728, 2772, 2808, 2821, 2904, 3003, 3038, 3042, 3069, 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約数ペア:

[(1, 20128196088), (2, 10064098044), (3, 6709398696), (4, 5032049022), (6, 3354699348), (7, 2875456584), (8, 2516024511), (9, 2236466232), (11, 1829836008), (12, 1677349674), (13, 1548322776), (14, 1437728292), (18, 1118233116), (21, 958485528), (22, 914918004), (24, 838674837), (26, 774161388), (27, 745488744), (28, 718864146), (31, 649296648), (33, 609945336), (36, 559116558), (39, 516107592), (42, 479242764), (44, 457459002), (49, 410779512), (52, 387080694), (54, 372744372), (56, 359432073), (62, 324648324), (63, 319495176), (66, 304972668), (72, 279558279), (77, 261405144), (78, 258053796), (81, 248496248), (84, 239621382), (88, 228729501), (91, 221188968), (93, 216432216), (98, 205389756), (99, 203315112), (104, 193540347), (108, 186372186), (117, 172035864), (121, 166348728), (124, 162324162), (126, 159747588), (132, 152486334), (143, 140756616), (147, 136926504), (154, 130702572), (156, 129026898), (162, 124248124), (168, 119810691), (169, 119101752), (182, 110594484), (186, 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(819, 24576552), (837, 24048024), (847, 23764104), (858, 23459436), (868, 23189166), (882, 22821084), (891, 22590568), (924, 21783762), (936, 21504483), (968, 20793591), (1001, 20108088), (1014, 19850292), (1023, 19675656), (1053, 19115096), (1078, 18671796), (1089, 18483192), (1092, 18432414), (1116, 18036018), (1134, 17749732), (1144, 17594577), (1176, 17115813), (1183, 17014536), (1188, 16942926), (1209, 16648632), (1274, 15799212), (1287, 15639624), (1302, 15459444), (1323, 15214056), (1352, 14887719), (1364, 14756742), (1386, 14522508), (1404, 14336322), (1452, 13862394), (1512, 13312299), (1519, 13250952), (1521, 13233528), (1573, 12796056), (1612, 12486474), (1617, 12447864), (1638, 12288276), (1674, 12024012), (1694, 11882052), (1716, 11729718), (1736, 11594583), (1764, 11410542), (1782, 11295284), (1848, 10891881), (1859, 10827432), (1911, 10532808), (1953, 10306296), (2002, 10054044), (2028, 9925146), (2046, 9837828), (2079, 9681672), (2106, 9557548), (2156, 9335898), (2178, 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(66066, 304668), (66248, 303831), (66836, 301158), (66924, 300762), (67518, 298116), (67704, 297297), (68607, 293384), (68796, 292578), (70308, 286286), (71148, 282906), (72072, 279279), (73346, 274428), (73656, 273273), (74529, 270072), (76167, 264264), (77077, 261144), (78078, 257796), (78408, 256711), (78771, 255528), (78988, 254826), (79794, 252252), (81081, 248248), (81796, 246078), (82026, 245388), (84084, 239382), (84942, 236964), (85176, 236313), (85932, 234234), (87048, 231231), (87318, 230516), (88088, 228501), (90024, 223587), (91091, 220968), (91476, 220038), (92664, 217217), (93093, 216216), (94302, 213444), (95823, 210056), (97526, 206388), (99099, 203112), (99372, 202554), (100254, 200772), (100386, 200508), (101277, 198744), (101556, 198198), (103194, 195052), (104104, 193347), (105028, 191646), (106392, 189189), (106722, 188604), (108108, 186186), (109368, 184041), (109512, 183799), (110019, 182952), (110484, 182182), (113256, 177723), (115258, 174636), (116424, 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