40459860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{197}}^1$

素因数の和:382

約数の個数: 144

約数和(自身を含む): 141837696

約数和(自身を除く): 101377836

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 163, 180, 197, 210, 252, 315, 326, 394, 420, 489, 591, 630, 652, 788, 815, 978, 985, 1141, 1182, 1260, 1379, 1467, 1630, 1773, 1956, 1970, 2282, 2364, 2445, 2758, 2934, 2955, 3260, 3423, 3546, 3940, 4137, 4564, 4890, 5516, 5705, 5868, 5910, 6846, 6895, 7092, 7335, 8274, 8865, 9780, 10269, 11410, 11820, 12411, 13692, 13790, 14670, 16548, 17115, 17730, 20538, 20685, 22820, 24822, 27580, 29340, 32111, 34230, 35460, 41076, 41370, 49644, 51345, 62055, 64222, 68460, 82740, 96333, 102690, 124110, 128444, 160555, 192666, 205380, 224777, 248220, 288999, 321110, 385332, 449554, 481665, 577998, 642220, 674331, 899108, 963330, 1123885, 1155996, 1348662, 1444995, 1926660, 2022993, 2247770, 2697324, 2889990, 3371655, 4045986, 4495540, 5779980, 6743310, 8091972, 10114965, 13486620, 20229930, 40459860]

約数ペア:

[(1, 40459860), (2, 20229930), (3, 13486620), (4, 10114965), (5, 8091972), (6, 6743310), (7, 5779980), (9, 4495540), (10, 4045986), (12, 3371655), (14, 2889990), (15, 2697324), (18, 2247770), (20, 2022993), (21, 1926660), (28, 1444995), (30, 1348662), (35, 1155996), (36, 1123885), (42, 963330), (45, 899108), (60, 674331), (63, 642220), (70, 577998), (84, 481665), (90, 449554), (105, 385332), (126, 321110), (140, 288999), (163, 248220), (180, 224777), (197, 205380), (210, 192666), (252, 160555), (315, 128444), (326, 124110), (394, 102690), (420, 96333), (489, 82740), (591, 68460), (630, 64222), (652, 62055), (788, 51345), (815, 49644), (978, 41370), (985, 41076), (1141, 35460), (1182, 34230), (1260, 32111), (1379, 29340), (1467, 27580), (1630, 24822), (1773, 22820), (1956, 20685), (1970, 20538), (2282, 17730), (2364, 17115), (2445, 16548), (2758, 14670), (2934, 13790), (2955, 13692), (3260, 12411), (3423, 11820), (3546, 11410), (3940, 10269), (4137, 9780), (4564, 8865), (4890, 8274), (5516, 7335), (5705, 7092), (5868, 6895), (5910, 6846)]