227121440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{821}}^1$

素因数の和:875

約数の個数: 192

約数和(自身を含む): 696003840

約数和(自身を除く): 468882400

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 19, 20, 26, 28, 32, 35, 38, 40, 52, 56, 65, 70, 76, 80, 91, 95, 104, 112, 130, 133, 140, 152, 160, 182, 190, 208, 224, 247, 260, 266, 280, 304, 364, 380, 416, 455, 494, 520, 532, 560, 608, 665, 728, 760, 821, 910, 988, 1040, 1064, 1120, 1235, 1330, 1456, 1520, 1642, 1729, 1820, 1976, 2080, 2128, 2470, 2660, 2912, 3040, 3284, 3458, 3640, 3952, 4105, 4256, 4940, 5320, 5747, 6568, 6916, 7280, 7904, 8210, 8645, 9880, 10640, 10673, 11494, 13136, 13832, 14560, 15599, 16420, 17290, 19760, 21280, 21346, 22988, 26272, 27664, 28735, 31198, 32840, 34580, 39520, 42692, 45976, 53365, 55328, 57470, 62396, 65680, 69160, 74711, 77995, 85384, 91952, 106730, 109193, 114940, 124792, 131360, 138320, 149422, 155990, 170768, 183904, 202787, 213460, 218386, 229880, 249584, 276640, 298844, 311980, 341536, 373555, 405574, 426920, 436772, 459760, 499168, 545965, 597688, 623960, 747110, 811148, 853840, 873544, 919520, 1013935, 1091930, 1195376, 1247920, 1419509, 1494220, 1622296, 1707680, 1747088, 2027870, 2183860, 2390752, 2495840, 2839018, 2988440, 3244592, 3494176, 4055740, 4367720, 5678036, 5976880, 6489184, 7097545, 8111480, 8735440, 11356072, 11953760, 14195090, 16222960, 17470880, 22712144, 28390180, 32445920, 45424288, 56780360, 113560720, 227121440]

約数ペア:

[(1, 227121440), (2, 113560720), (4, 56780360), (5, 45424288), (7, 32445920), (8, 28390180), (10, 22712144), (13, 17470880), (14, 16222960), (16, 14195090), (19, 11953760), (20, 11356072), (26, 8735440), (28, 8111480), (32, 7097545), (35, 6489184), (38, 5976880), (40, 5678036), (52, 4367720), (56, 4055740), (65, 3494176), (70, 3244592), (76, 2988440), (80, 2839018), (91, 2495840), (95, 2390752), (104, 2183860), (112, 2027870), (130, 1747088), (133, 1707680), (140, 1622296), (152, 1494220), (160, 1419509), (182, 1247920), (190, 1195376), (208, 1091930), (224, 1013935), (247, 919520), (260, 873544), (266, 853840), (280, 811148), (304, 747110), (364, 623960), (380, 597688), (416, 545965), (455, 499168), (494, 459760), (520, 436772), (532, 426920), (560, 405574), (608, 373555), (665, 341536), (728, 311980), (760, 298844), (821, 276640), (910, 249584), (988, 229880), (1040, 218386), (1064, 213460), (1120, 202787), (1235, 183904), (1330, 170768), (1456, 155990), (1520, 149422), (1642, 138320), (1729, 131360), (1820, 124792), (1976, 114940), (2080, 109193), (2128, 106730), (2470, 91952), (2660, 85384), (2912, 77995), (3040, 74711), (3284, 69160), (3458, 65680), (3640, 62396), (3952, 57470), (4105, 55328), (4256, 53365), (4940, 45976), (5320, 42692), (5747, 39520), (6568, 34580), (6916, 32840), (7280, 31198), (7904, 28735), (8210, 27664), (8645, 26272), (9880, 22988), (10640, 21346), (10673, 21280), (11494, 19760), (13136, 17290), (13832, 16420), (14560, 15599)]