1380570240

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{739}}^1$

素因数の和:907

約数の個数: 256

約数和(自身を含む): 5072256000

約数和(自身を除く): 3691685760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 139, 140, 160, 168, 192, 210, 224, 240, 278, 280, 320, 336, 384, 417, 420, 448, 480, 556, 560, 640, 672, 695, 739, 834, 840, 896, 960, 973, 1112, 1120, 1344, 1390, 1478, 1668, 1680, 1920, 1946, 2085, 2217, 2224, 2240, 2688, 2780, 2919, 2956, 3336, 3360, 3695, 3892, 4170, 4434, 4448, 4480, 4865, 5173, 5560, 5838, 5912, 6672, 6720, 7390, 7784, 8340, 8868, 8896, 9730, 10346, 11085, 11120, 11676, 11824, 13344, 13440, 14595, 14780, 15519, 15568, 16680, 17736, 17792, 19460, 20692, 22170, 22240, 23352, 23648, 25865, 26688, 29190, 29560, 31038, 31136, 33360, 35472, 38920, 41384, 44340, 44480, 46704, 47296, 51730, 53376, 58380, 59120, 62076, 62272, 66720, 70944, 77595, 77840, 82768, 88680, 88960, 93408, 94592, 102721, 103460, 116760, 118240, 124152, 124544, 133440, 141888, 155190, 155680, 165536, 177360, 186816, 205442, 206920, 233520, 236480, 248304, 266880, 283776, 308163, 310380, 311360, 331072, 354720, 373632, 410884, 413840, 467040, 472960, 496608, 513605, 616326, 620760, 622720, 662144, 709440, 719047, 821768, 827680, 934080, 993216, 1027210, 1232652, 1241520, 1418880, 1438094, 1540815, 1643536, 1655360, 1868160, 1986432, 2054420, 2157141, 2465304, 2483040, 2876188, 3081630, 3287072, 3310720, 3595235, 4108840, 4314282, 4930608, 4966080, 5752376, 6163260, 6574144, 7190470, 8217680, 8628564, 9861216, 9932160, 10785705, 11504752, 12326520, 13148288, 14380940, 16435360, 17257128, 19722432, 21571410, 23009504, 24653040, 28761880, 32870720, 34514256, 39444864, 43142820, 46019008, 49306080, 57523760, 65741440, 69028512, 86285640, 92038016, 98612160, 115047520, 138057024, 172571280, 197224320, 230095040, 276114048, 345142560, 460190080, 690285120, 1380570240]

約数ペア:

[(1, 1380570240), (2, 690285120), (3, 460190080), (4, 345142560), (5, 276114048), (6, 230095040), (7, 197224320), (8, 172571280), (10, 138057024), (12, 115047520), (14, 98612160), (15, 92038016), (16, 86285640), (20, 69028512), (21, 65741440), (24, 57523760), (28, 49306080), (30, 46019008), (32, 43142820), (35, 39444864), (40, 34514256), (42, 32870720), (48, 28761880), (56, 24653040), (60, 23009504), (64, 21571410), (70, 19722432), (80, 17257128), (84, 16435360), (96, 14380940), (105, 13148288), (112, 12326520), (120, 11504752), (128, 10785705), (139, 9932160), (140, 9861216), (160, 8628564), (168, 8217680), (192, 7190470), (210, 6574144), (224, 6163260), (240, 5752376), (278, 4966080), (280, 4930608), (320, 4314282), (336, 4108840), (384, 3595235), (417, 3310720), (420, 3287072), (448, 3081630), (480, 2876188), (556, 2483040), (560, 2465304), (640, 2157141), (672, 2054420), (695, 1986432), (739, 1868160), (834, 1655360), (840, 1643536), (896, 1540815), (960, 1438094), (973, 1418880), (1112, 1241520), (1120, 1232652), (1344, 1027210), (1390, 993216), (1478, 934080), (1668, 827680), (1680, 821768), (1920, 719047), (1946, 709440), (2085, 662144), (2217, 622720), (2224, 620760), (2240, 616326), (2688, 513605), (2780, 496608), (2919, 472960), (2956, 467040), (3336, 413840), (3360, 410884), (3695, 373632), (3892, 354720), (4170, 331072), (4434, 311360), (4448, 310380), (4480, 308163), (4865, 283776), (5173, 266880), (5560, 248304), (5838, 236480), (5912, 233520), (6672, 206920), (6720, 205442), (7390, 186816), (7784, 177360), (8340, 165536), (8868, 155680), (8896, 155190), (9730, 141888), (10346, 133440), (11085, 124544), (11120, 124152), (11676, 118240), (11824, 116760), (13344, 103460), (13440, 102721), (14595, 94592), (14780, 93408), (15519, 88960), (15568, 88680), (16680, 82768), (17736, 77840), (17792, 77595), (19460, 70944), (20692, 66720), (22170, 62272), (22240, 62076), (23352, 59120), (23648, 58380), (25865, 53376), (26688, 51730), (29190, 47296), (29560, 46704), (31038, 44480), (31136, 44340), (33360, 41384), (35472, 38920)]