217256640

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{277}}^1$

素因数の和:359

約数の個数: 224

約数和(自身を含む): 745662720

約数和(自身を除く): 528406080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 43, 48, 57, 60, 64, 76, 80, 86, 95, 96, 114, 120, 129, 152, 160, 172, 190, 192, 215, 228, 240, 258, 277, 285, 304, 320, 344, 380, 430, 456, 480, 516, 554, 570, 608, 645, 688, 760, 817, 831, 860, 912, 960, 1032, 1108, 1140, 1216, 1290, 1376, 1385, 1520, 1634, 1662, 1720, 1824, 2064, 2216, 2280, 2451, 2580, 2752, 2770, 3040, 3268, 3324, 3440, 3648, 4085, 4128, 4155, 4432, 4560, 4902, 5160, 5263, 5540, 6080, 6536, 6648, 6880, 8170, 8256, 8310, 8864, 9120, 9804, 10320, 10526, 11080, 11911, 12255, 13072, 13296, 13760, 15789, 16340, 16620, 17728, 18240, 19608, 20640, 21052, 22160, 23822, 24510, 26144, 26315, 26592, 31578, 32680, 33240, 35733, 39216, 41280, 42104, 44320, 47644, 49020, 52288, 52630, 53184, 59555, 63156, 65360, 66480, 71466, 78432, 78945, 84208, 88640, 95288, 98040, 105260, 119110, 126312, 130720, 132960, 142932, 156864, 157890, 168416, 178665, 190576, 196080, 210520, 226309, 238220, 252624, 261440, 265920, 285864, 315780, 336832, 357330, 381152, 392160, 421040, 452618, 476440, 505248, 571728, 631560, 678927, 714660, 762304, 784320, 842080, 905236, 952880, 1010496, 1131545, 1143456, 1263120, 1357854, 1429320, 1684160, 1810472, 1905760, 2263090, 2286912, 2526240, 2715708, 2858640, 3394635, 3620944, 3811520, 4526180, 5052480, 5431416, 5717280, 6789270, 7241888, 9052360, 10862832, 11434560, 13578540, 14483776, 18104720, 21725664, 27157080, 36209440, 43451328, 54314160, 72418880, 108628320, 217256640]

約数ペア:

[(1, 217256640), (2, 108628320), (3, 72418880), (4, 54314160), (5, 43451328), (6, 36209440), (8, 27157080), (10, 21725664), (12, 18104720), (15, 14483776), (16, 13578540), (19, 11434560), (20, 10862832), (24, 9052360), (30, 7241888), (32, 6789270), (38, 5717280), (40, 5431416), (43, 5052480), (48, 4526180), (57, 3811520), (60, 3620944), (64, 3394635), (76, 2858640), (80, 2715708), (86, 2526240), (95, 2286912), (96, 2263090), (114, 1905760), (120, 1810472), (129, 1684160), (152, 1429320), (160, 1357854), (172, 1263120), (190, 1143456), (192, 1131545), (215, 1010496), (228, 952880), (240, 905236), (258, 842080), (277, 784320), (285, 762304), (304, 714660), (320, 678927), (344, 631560), (380, 571728), (430, 505248), (456, 476440), (480, 452618), (516, 421040), (554, 392160), (570, 381152), (608, 357330), (645, 336832), (688, 315780), (760, 285864), (817, 265920), (831, 261440), (860, 252624), (912, 238220), (960, 226309), (1032, 210520), (1108, 196080), (1140, 190576), (1216, 178665), (1290, 168416), (1376, 157890), (1385, 156864), (1520, 142932), (1634, 132960), (1662, 130720), (1720, 126312), (1824, 119110), (2064, 105260), (2216, 98040), (2280, 95288), (2451, 88640), (2580, 84208), (2752, 78945), (2770, 78432), (3040, 71466), (3268, 66480), (3324, 65360), (3440, 63156), (3648, 59555), (4085, 53184), (4128, 52630), (4155, 52288), (4432, 49020), (4560, 47644), (4902, 44320), (5160, 42104), (5263, 41280), (5540, 39216), (6080, 35733), (6536, 33240), (6648, 32680), (6880, 31578), (8170, 26592), (8256, 26315), (8310, 26144), (8864, 24510), (9120, 23822), (9804, 22160), (10320, 21052), (10526, 20640), (11080, 19608), (11911, 18240), (12255, 17728), (13072, 16620), (13296, 16340), (13760, 15789)]