2705223040

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:317

約数の個数: 256

約数和(自身を含む): 7445592000

約数和(自身を除く): 4740368960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 109, 128, 130, 152, 157, 160, 190, 208, 218, 247, 260, 304, 314, 320, 380, 416, 436, 494, 520, 545, 608, 628, 640, 760, 785, 832, 872, 988, 1040, 1090, 1216, 1235, 1256, 1417, 1520, 1570, 1664, 1744, 1976, 2041, 2071, 2080, 2180, 2432, 2470, 2512, 2834, 2983, 3040, 3140, 3488, 3952, 4082, 4142, 4160, 4360, 4940, 5024, 5668, 5966, 6080, 6280, 6976, 7085, 7904, 8164, 8284, 8320, 8720, 9880, 10048, 10205, 10355, 11336, 11932, 12160, 12560, 13952, 14170, 14915, 15808, 16328, 16568, 17113, 17440, 19760, 20096, 20410, 20710, 22672, 23864, 25120, 26923, 28340, 29830, 31616, 32656, 33136, 34226, 34880, 38779, 39520, 40820, 41420, 45344, 47728, 50240, 53846, 56680, 59660, 65312, 66272, 68452, 69760, 77558, 79040, 81640, 82840, 85565, 90688, 95456, 100480, 107692, 113360, 119320, 130624, 132544, 134615, 136904, 155116, 158080, 163280, 165680, 171130, 181376, 190912, 193895, 215384, 222469, 226720, 238640, 261248, 265088, 269230, 273808, 310232, 325147, 326560, 331360, 342260, 381824, 387790, 430768, 444938, 453440, 477280, 538460, 547616, 620464, 650294, 653120, 662720, 684520, 775580, 861536, 889876, 906880, 954560, 1076920, 1095232, 1112345, 1240928, 1300588, 1306240, 1325440, 1369040, 1551160, 1625735, 1723072, 1779752, 1909120, 2153840, 2190464, 2224690, 2481856, 2601176, 2738080, 3102320, 3251470, 3446144, 3559504, 4226911, 4307680, 4449380, 4963712, 5202352, 5476160, 6204640, 6502940, 7119008, 8453822, 8615360, 8898760, 10404704, 10952320, 12409280, 13005880, 14238016, 16907644, 17230720, 17797520, 20809408, 21134555, 24818560, 26011760, 28476032, 33815288, 35595040, 41618816, 42269110, 52023520, 67630576, 71190080, 84538220, 104047040, 135261152, 142380160, 169076440, 208094080, 270522304, 338152880, 541044608, 676305760, 1352611520, 2705223040]

約数ペア:

[(1, 2705223040), (2, 1352611520), (4, 676305760), (5, 541044608), (8, 338152880), (10, 270522304), (13, 208094080), (16, 169076440), (19, 142380160), (20, 135261152), (26, 104047040), (32, 84538220), (38, 71190080), (40, 67630576), (52, 52023520), (64, 42269110), (65, 41618816), (76, 35595040), (80, 33815288), (95, 28476032), (104, 26011760), (109, 24818560), (128, 21134555), (130, 20809408), (152, 17797520), (157, 17230720), (160, 16907644), (190, 14238016), (208, 13005880), (218, 12409280), (247, 10952320), (260, 10404704), (304, 8898760), (314, 8615360), (320, 8453822), (380, 7119008), (416, 6502940), (436, 6204640), (494, 5476160), (520, 5202352), (545, 4963712), (608, 4449380), (628, 4307680), (640, 4226911), (760, 3559504), (785, 3446144), (832, 3251470), (872, 3102320), (988, 2738080), (1040, 2601176), (1090, 2481856), (1216, 2224690), (1235, 2190464), (1256, 2153840), (1417, 1909120), (1520, 1779752), (1570, 1723072), (1664, 1625735), (1744, 1551160), (1976, 1369040), (2041, 1325440), (2071, 1306240), (2080, 1300588), (2180, 1240928), (2432, 1112345), (2470, 1095232), (2512, 1076920), (2834, 954560), (2983, 906880), (3040, 889876), (3140, 861536), (3488, 775580), (3952, 684520), (4082, 662720), (4142, 653120), (4160, 650294), (4360, 620464), (4940, 547616), (5024, 538460), (5668, 477280), (5966, 453440), (6080, 444938), (6280, 430768), (6976, 387790), (7085, 381824), (7904, 342260), (8164, 331360), (8284, 326560), (8320, 325147), (8720, 310232), (9880, 273808), (10048, 269230), (10205, 265088), (10355, 261248), (11336, 238640), (11932, 226720), (12160, 222469), (12560, 215384), (13952, 193895), (14170, 190912), (14915, 181376), (15808, 171130), (16328, 165680), (16568, 163280), (17113, 158080), (17440, 155116), (19760, 136904), (20096, 134615), (20410, 132544), (20710, 130624), (22672, 119320), (23864, 113360), (25120, 107692), (26923, 100480), (28340, 95456), (29830, 90688), (31616, 85565), (32656, 82840), (33136, 81640), (34226, 79040), (34880, 77558), (38779, 69760), (39520, 68452), (40820, 66272), (41420, 65312), (45344, 59660), (47728, 56680), (50240, 53846)]