68978880

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{557}}^1$

素因数の和:623

約数の個数: 168

約数和(自身を含む): 243212112

約数和(自身を除く): 174233232

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 43, 45, 48, 60, 64, 72, 80, 86, 90, 96, 120, 129, 144, 160, 172, 180, 192, 215, 240, 258, 288, 320, 344, 360, 387, 430, 480, 516, 557, 576, 645, 688, 720, 774, 860, 960, 1032, 1114, 1290, 1376, 1440, 1548, 1671, 1720, 1935, 2064, 2228, 2580, 2752, 2785, 2880, 3096, 3342, 3440, 3870, 4128, 4456, 5013, 5160, 5570, 6192, 6684, 6880, 7740, 8256, 8355, 8912, 10026, 10320, 11140, 12384, 13368, 13760, 15480, 16710, 17824, 20052, 20640, 22280, 23951, 24768, 25065, 26736, 30960, 33420, 35648, 40104, 41280, 44560, 47902, 50130, 53472, 61920, 66840, 71853, 80208, 89120, 95804, 100260, 106944, 119755, 123840, 133680, 143706, 160416, 178240, 191608, 200520, 215559, 239510, 267360, 287412, 320832, 359265, 383216, 401040, 431118, 479020, 534720, 574824, 718530, 766432, 802080, 862236, 958040, 1077795, 1149648, 1437060, 1532864, 1604160, 1724472, 1916080, 2155590, 2299296, 2874120, 3448944, 3832160, 4311180, 4598592, 5748240, 6897888, 7664320, 8622360, 11496480, 13795776, 17244720, 22992960, 34489440, 68978880]

約数ペア:

[(1, 68978880), (2, 34489440), (3, 22992960), (4, 17244720), (5, 13795776), (6, 11496480), (8, 8622360), (9, 7664320), (10, 6897888), (12, 5748240), (15, 4598592), (16, 4311180), (18, 3832160), (20, 3448944), (24, 2874120), (30, 2299296), (32, 2155590), (36, 1916080), (40, 1724472), (43, 1604160), (45, 1532864), (48, 1437060), (60, 1149648), (64, 1077795), (72, 958040), (80, 862236), (86, 802080), (90, 766432), (96, 718530), (120, 574824), (129, 534720), (144, 479020), (160, 431118), (172, 401040), (180, 383216), (192, 359265), (215, 320832), (240, 287412), (258, 267360), (288, 239510), (320, 215559), (344, 200520), (360, 191608), (387, 178240), (430, 160416), (480, 143706), (516, 133680), (557, 123840), (576, 119755), (645, 106944), (688, 100260), (720, 95804), (774, 89120), (860, 80208), (960, 71853), (1032, 66840), (1114, 61920), (1290, 53472), (1376, 50130), (1440, 47902), (1548, 44560), (1671, 41280), (1720, 40104), (1935, 35648), (2064, 33420), (2228, 30960), (2580, 26736), (2752, 25065), (2785, 24768), (2880, 23951), (3096, 22280), (3342, 20640), (3440, 20052), (3870, 17824), (4128, 16710), (4456, 15480), (5013, 13760), (5160, 13368), (5570, 12384), (6192, 11140), (6684, 10320), (6880, 10026), (7740, 8912), (8256, 8355)]