68391180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2657}}^1$

素因数の和:2696

約数の個数: 144

約数和(自身を含む): 243813024

約数和(自身を除く): 175421844

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 20, 22, 26, 30, 33, 36, 39, 44, 45, 52, 55, 60, 65, 66, 78, 90, 99, 110, 117, 130, 132, 143, 156, 165, 180, 195, 198, 220, 234, 260, 286, 330, 390, 396, 429, 468, 495, 572, 585, 660, 715, 780, 858, 990, 1170, 1287, 1430, 1716, 1980, 2145, 2340, 2574, 2657, 2860, 4290, 5148, 5314, 6435, 7971, 8580, 10628, 12870, 13285, 15942, 23913, 25740, 26570, 29227, 31884, 34541, 39855, 47826, 53140, 58454, 69082, 79710, 87681, 95652, 103623, 116908, 119565, 138164, 146135, 159420, 172705, 175362, 207246, 239130, 263043, 292270, 310869, 345410, 350724, 379951, 414492, 438405, 478260, 518115, 526086, 584540, 621738, 690820, 759902, 876810, 1036230, 1052172, 1139853, 1243476, 1315215, 1519804, 1554345, 1753620, 1899755, 2072460, 2279706, 2630430, 3108690, 3419559, 3799510, 4559412, 5260860, 5699265, 6217380, 6839118, 7599020, 11398530, 13678236, 17097795, 22797060, 34195590, 68391180]

約数ペア:

[(1, 68391180), (2, 34195590), (3, 22797060), (4, 17097795), (5, 13678236), (6, 11398530), (9, 7599020), (10, 6839118), (11, 6217380), (12, 5699265), (13, 5260860), (15, 4559412), (18, 3799510), (20, 3419559), (22, 3108690), (26, 2630430), (30, 2279706), (33, 2072460), (36, 1899755), (39, 1753620), (44, 1554345), (45, 1519804), (52, 1315215), (55, 1243476), (60, 1139853), (65, 1052172), (66, 1036230), (78, 876810), (90, 759902), (99, 690820), (110, 621738), (117, 584540), (130, 526086), (132, 518115), (143, 478260), (156, 438405), (165, 414492), (180, 379951), (195, 350724), (198, 345410), (220, 310869), (234, 292270), (260, 263043), (286, 239130), (330, 207246), (390, 175362), (396, 172705), (429, 159420), (468, 146135), (495, 138164), (572, 119565), (585, 116908), (660, 103623), (715, 95652), (780, 87681), (858, 79710), (990, 69082), (1170, 58454), (1287, 53140), (1430, 47826), (1716, 39855), (1980, 34541), (2145, 31884), (2340, 29227), (2574, 26570), (2657, 25740), (2860, 23913), (4290, 15942), (5148, 13285), (5314, 12870), (6435, 10628), (7971, 8580)]