20163391040

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{281}}^1\times {\mathrm{367}}^1$

素因数の和:725

約数の個数: 224

約数和(自身を含む): 53139953664

約数和(自身を除く): 32976562624

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 47, 52, 64, 65, 80, 94, 104, 130, 160, 188, 208, 235, 260, 281, 320, 367, 376, 416, 470, 520, 562, 611, 734, 752, 832, 940, 1040, 1124, 1222, 1405, 1468, 1504, 1835, 1880, 2080, 2248, 2444, 2810, 2936, 3008, 3055, 3653, 3670, 3760, 4160, 4496, 4771, 4888, 5620, 5872, 6110, 7306, 7340, 7520, 8992, 9542, 9776, 11240, 11744, 12220, 13207, 14612, 14680, 15040, 17249, 17984, 18265, 19084, 19552, 22480, 23488, 23855, 24440, 26414, 29224, 29360, 34498, 36530, 38168, 39104, 44960, 47710, 48880, 52828, 58448, 58720, 66035, 68996, 73060, 76336, 86245, 89920, 95420, 97760, 103127, 105656, 116896, 117440, 132070, 137992, 146120, 152672, 171691, 172490, 190840, 195520, 206254, 211312, 224237, 233792, 264140, 275984, 292240, 305344, 343382, 344980, 381680, 412508, 422624, 448474, 515635, 528280, 551968, 584480, 686764, 689960, 763360, 825016, 845248, 858455, 896948, 1031270, 1056560, 1103936, 1121185, 1168960, 1340651, 1373528, 1379920, 1526720, 1650032, 1716910, 1793896, 2062540, 2113120, 2242370, 2681302, 2747056, 2759840, 3300064, 3433820, 3587792, 4125080, 4226240, 4484740, 4846969, 5362604, 5494112, 5519680, 6600128, 6703255, 6867640, 7175584, 8250160, 8969480, 9693938, 10725208, 10988224, 13406510, 13735280, 14351168, 16500320, 17938960, 19387876, 21450416, 24234845, 26813020, 27470560, 33000640, 35877920, 38775752, 42900832, 48469690, 53626040, 54941120, 63010597, 71755840, 77551504, 85801664, 96939380, 107252080, 126021194, 155103008, 193878760, 214504160, 252042388, 310206016, 315052985, 387757520, 429008320, 504084776, 630105970, 775515040, 1008169552, 1260211940, 1551030080, 2016339104, 2520423880, 4032678208, 5040847760, 10081695520, 20163391040]

約数ペア:

[(1, 20163391040), (2, 10081695520), (4, 5040847760), (5, 4032678208), (8, 2520423880), (10, 2016339104), (13, 1551030080), (16, 1260211940), (20, 1008169552), (26, 775515040), (32, 630105970), (40, 504084776), (47, 429008320), (52, 387757520), (64, 315052985), (65, 310206016), (80, 252042388), (94, 214504160), (104, 193878760), (130, 155103008), (160, 126021194), (188, 107252080), (208, 96939380), (235, 85801664), (260, 77551504), (281, 71755840), (320, 63010597), (367, 54941120), (376, 53626040), (416, 48469690), (470, 42900832), (520, 38775752), (562, 35877920), (611, 33000640), (734, 27470560), (752, 26813020), (832, 24234845), (940, 21450416), (1040, 19387876), (1124, 17938960), (1222, 16500320), (1405, 14351168), (1468, 13735280), (1504, 13406510), (1835, 10988224), (1880, 10725208), (2080, 9693938), (2248, 8969480), (2444, 8250160), (2810, 7175584), (2936, 6867640), (3008, 6703255), (3055, 6600128), (3653, 5519680), (3670, 5494112), (3760, 5362604), (4160, 4846969), (4496, 4484740), (4771, 4226240), (4888, 4125080), (5620, 3587792), (5872, 3433820), (6110, 3300064), (7306, 2759840), (7340, 2747056), (7520, 2681302), (8992, 2242370), (9542, 2113120), (9776, 2062540), (11240, 1793896), (11744, 1716910), (12220, 1650032), (13207, 1526720), (14612, 1379920), (14680, 1373528), (15040, 1340651), (17249, 1168960), (17984, 1121185), (18265, 1103936), (19084, 1056560), (19552, 1031270), (22480, 896948), (23488, 858455), (23855, 845248), (24440, 825016), (26414, 763360), (29224, 689960), (29360, 686764), (34498, 584480), (36530, 551968), (38168, 528280), (39104, 515635), (44960, 448474), (47710, 422624), (48880, 412508), (52828, 381680), (58448, 344980), (58720, 343382), (66035, 305344), (68996, 292240), (73060, 275984), (76336, 264140), (86245, 233792), (89920, 224237), (95420, 211312), (97760, 206254), (103127, 195520), (105656, 190840), (116896, 172490), (117440, 171691), (132070, 152672), (137992, 146120)]