213859260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{197}}^1$

素因数の和:412

約数の個数: 144

約数和(自身を含む): 673729056

約数和(自身を除く): 459869796

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 163, 180, 185, 197, 222, 326, 333, 370, 394, 444, 489, 555, 591, 652, 666, 740, 788, 815, 978, 985, 1110, 1182, 1332, 1467, 1630, 1665, 1773, 1956, 1970, 2220, 2364, 2445, 2934, 2955, 3260, 3330, 3546, 3940, 4890, 5868, 5910, 6031, 6660, 7092, 7289, 7335, 8865, 9780, 11820, 12062, 14578, 14670, 17730, 18093, 21867, 24124, 29156, 29340, 30155, 32111, 35460, 36186, 36445, 43734, 54279, 60310, 64222, 65601, 72372, 72890, 87468, 90465, 96333, 108558, 109335, 120620, 128444, 131202, 145780, 160555, 180930, 192666, 217116, 218670, 262404, 271395, 288999, 321110, 328005, 361860, 385332, 437340, 481665, 542790, 577998, 642220, 656010, 963330, 1085580, 1155996, 1188107, 1312020, 1444995, 1926660, 2376214, 2889990, 3564321, 4752428, 5779980, 5940535, 7128642, 10692963, 11881070, 14257284, 17821605, 21385926, 23762140, 35643210, 42771852, 53464815, 71286420, 106929630, 213859260]

約数ペア:

[(1, 213859260), (2, 106929630), (3, 71286420), (4, 53464815), (5, 42771852), (6, 35643210), (9, 23762140), (10, 21385926), (12, 17821605), (15, 14257284), (18, 11881070), (20, 10692963), (30, 7128642), (36, 5940535), (37, 5779980), (45, 4752428), (60, 3564321), (74, 2889990), (90, 2376214), (111, 1926660), (148, 1444995), (163, 1312020), (180, 1188107), (185, 1155996), (197, 1085580), (222, 963330), (326, 656010), (333, 642220), (370, 577998), (394, 542790), (444, 481665), (489, 437340), (555, 385332), (591, 361860), (652, 328005), (666, 321110), (740, 288999), (788, 271395), (815, 262404), (978, 218670), (985, 217116), (1110, 192666), (1182, 180930), (1332, 160555), (1467, 145780), (1630, 131202), (1665, 128444), (1773, 120620), (1956, 109335), (1970, 108558), (2220, 96333), (2364, 90465), (2445, 87468), (2934, 72890), (2955, 72372), (3260, 65601), (3330, 64222), (3546, 60310), (3940, 54279), (4890, 43734), (5868, 36445), (5910, 36186), (6031, 35460), (6660, 32111), (7092, 30155), (7289, 29340), (7335, 29156), (8865, 24124), (9780, 21867), (11820, 18093), (12062, 17730), (14578, 14670)]