1285826880

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{523}}^1$

素因数の和:753

約数の個数: 224

約数和(自身を含む): 4427305344

約数和(自身を除く): 3141478464

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 130, 156, 160, 192, 195, 197, 208, 240, 260, 312, 320, 390, 394, 416, 480, 520, 523, 591, 624, 780, 788, 832, 960, 985, 1040, 1046, 1182, 1248, 1560, 1569, 1576, 1970, 2080, 2092, 2364, 2496, 2561, 2615, 2955, 3120, 3138, 3152, 3940, 4160, 4184, 4728, 5122, 5230, 5910, 6240, 6276, 6304, 6799, 7683, 7845, 7880, 8368, 9456, 10244, 10460, 11820, 12480, 12552, 12608, 12805, 13598, 15366, 15690, 15760, 16736, 18912, 20397, 20488, 20920, 23640, 25104, 25610, 27196, 30732, 31380, 31520, 33472, 33995, 37824, 38415, 40794, 40976, 41840, 47280, 50208, 51220, 54392, 61464, 62760, 63040, 67990, 76830, 81588, 81952, 83680, 94560, 100416, 101985, 102440, 103031, 108784, 122928, 125520, 135980, 153660, 163176, 163904, 167360, 189120, 203970, 204880, 206062, 217568, 245856, 251040, 271960, 307320, 309093, 326352, 407940, 409760, 412124, 435136, 491712, 502080, 515155, 543920, 614640, 618186, 652704, 815880, 819520, 824248, 1030310, 1087840, 1229280, 1236372, 1305408, 1339403, 1545465, 1631760, 1648496, 2060620, 2175680, 2458560, 2472744, 2678806, 3090930, 3263520, 3296992, 4018209, 4121240, 4945488, 5357612, 6181860, 6527040, 6593984, 6697015, 8036418, 8242480, 9890976, 10715224, 12363720, 13394030, 16072836, 16484960, 19781952, 20091045, 21430448, 24727440, 26788060, 32145672, 32969920, 40182090, 42860896, 49454880, 53576120, 64291344, 80364180, 85721792, 98909760, 107152240, 128582688, 160728360, 214304480, 257165376, 321456720, 428608960, 642913440, 1285826880]

約数ペア:

[(1, 1285826880), (2, 642913440), (3, 428608960), (4, 321456720), (5, 257165376), (6, 214304480), (8, 160728360), (10, 128582688), (12, 107152240), (13, 98909760), (15, 85721792), (16, 80364180), (20, 64291344), (24, 53576120), (26, 49454880), (30, 42860896), (32, 40182090), (39, 32969920), (40, 32145672), (48, 26788060), (52, 24727440), (60, 21430448), (64, 20091045), (65, 19781952), (78, 16484960), (80, 16072836), (96, 13394030), (104, 12363720), (120, 10715224), (130, 9890976), (156, 8242480), (160, 8036418), (192, 6697015), (195, 6593984), (197, 6527040), (208, 6181860), (240, 5357612), (260, 4945488), (312, 4121240), (320, 4018209), (390, 3296992), (394, 3263520), (416, 3090930), (480, 2678806), (520, 2472744), (523, 2458560), (591, 2175680), (624, 2060620), (780, 1648496), (788, 1631760), (832, 1545465), (960, 1339403), (985, 1305408), (1040, 1236372), (1046, 1229280), (1182, 1087840), (1248, 1030310), (1560, 824248), (1569, 819520), (1576, 815880), (1970, 652704), (2080, 618186), (2092, 614640), (2364, 543920), (2496, 515155), (2561, 502080), (2615, 491712), (2955, 435136), (3120, 412124), (3138, 409760), (3152, 407940), (3940, 326352), (4160, 309093), (4184, 307320), (4728, 271960), (5122, 251040), (5230, 245856), (5910, 217568), (6240, 206062), (6276, 204880), (6304, 203970), (6799, 189120), (7683, 167360), (7845, 163904), (7880, 163176), (8368, 153660), (9456, 135980), (10244, 125520), (10460, 122928), (11820, 108784), (12480, 103031), (12552, 102440), (12608, 101985), (12805, 100416), (13598, 94560), (15366, 83680), (15690, 81952), (15760, 81588), (16736, 76830), (18912, 67990), (20397, 63040), (20488, 62760), (20920, 61464), (23640, 54392), (25104, 51220), (25610, 50208), (27196, 47280), (30732, 41840), (31380, 40976), (31520, 40794), (33472, 38415), (33995, 37824)]