1398984960

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2621}}^1$

素因数の和:2784

約数の個数: 144

約数和(自身を含む): 4501869120

約数和(自身を除く): 3102884160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 139, 160, 192, 240, 256, 278, 320, 384, 417, 480, 556, 640, 695, 768, 834, 960, 1112, 1280, 1390, 1668, 1920, 2085, 2224, 2621, 2780, 3336, 3840, 4170, 4448, 5242, 5560, 6672, 7863, 8340, 8896, 10484, 11120, 13105, 13344, 15726, 16680, 17792, 20968, 22240, 26210, 26688, 31452, 33360, 35584, 39315, 41936, 44480, 52420, 53376, 62904, 66720, 78630, 83872, 88960, 104840, 106752, 125808, 133440, 157260, 167744, 177920, 209680, 251616, 266880, 314520, 335488, 364319, 419360, 503232, 533760, 629040, 670976, 728638, 838720, 1006464, 1092957, 1258080, 1457276, 1677440, 1821595, 2012928, 2185914, 2516160, 2914552, 3354880, 3643190, 4371828, 5032320, 5464785, 5829104, 7286380, 8743656, 10064640, 10929570, 11658208, 14572760, 17487312, 21859140, 23316416, 29145520, 34974624, 43718280, 46632832, 58291040, 69949248, 87436560, 93265664, 116582080, 139898496, 174873120, 233164160, 279796992, 349746240, 466328320, 699492480, 1398984960]

約数ペア:

[(1, 1398984960), (2, 699492480), (3, 466328320), (4, 349746240), (5, 279796992), (6, 233164160), (8, 174873120), (10, 139898496), (12, 116582080), (15, 93265664), (16, 87436560), (20, 69949248), (24, 58291040), (30, 46632832), (32, 43718280), (40, 34974624), (48, 29145520), (60, 23316416), (64, 21859140), (80, 17487312), (96, 14572760), (120, 11658208), (128, 10929570), (139, 10064640), (160, 8743656), (192, 7286380), (240, 5829104), (256, 5464785), (278, 5032320), (320, 4371828), (384, 3643190), (417, 3354880), (480, 2914552), (556, 2516160), (640, 2185914), (695, 2012928), (768, 1821595), (834, 1677440), (960, 1457276), (1112, 1258080), (1280, 1092957), (1390, 1006464), (1668, 838720), (1920, 728638), (2085, 670976), (2224, 629040), (2621, 533760), (2780, 503232), (3336, 419360), (3840, 364319), (4170, 335488), (4448, 314520), (5242, 266880), (5560, 251616), (6672, 209680), (7863, 177920), (8340, 167744), (8896, 157260), (10484, 133440), (11120, 125808), (13105, 106752), (13344, 104840), (15726, 88960), (16680, 83872), (17792, 78630), (20968, 66720), (22240, 62904), (26210, 53376), (26688, 52420), (31452, 44480), (33360, 41936), (35584, 39315)]