39251340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{499}}^1$

素因数の和:556

約数の個数: 144

約数和(自身を含む): 131040000

約数和(自身を除く): 91788660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 23, 30, 36, 38, 45, 46, 57, 60, 69, 76, 90, 92, 95, 114, 115, 138, 171, 180, 190, 207, 228, 230, 276, 285, 342, 345, 380, 414, 437, 460, 499, 570, 684, 690, 828, 855, 874, 998, 1035, 1140, 1311, 1380, 1497, 1710, 1748, 1996, 2070, 2185, 2495, 2622, 2994, 3420, 3933, 4140, 4370, 4491, 4990, 5244, 5988, 6555, 7485, 7866, 8740, 8982, 9481, 9980, 11477, 13110, 14970, 15732, 17964, 18962, 19665, 22455, 22954, 26220, 28443, 29940, 34431, 37924, 39330, 44910, 45908, 47405, 56886, 57385, 68862, 78660, 85329, 89820, 94810, 103293, 113772, 114770, 137724, 142215, 170658, 172155, 189620, 206586, 218063, 229540, 284430, 341316, 344310, 413172, 426645, 436126, 516465, 568860, 654189, 688620, 853290, 872252, 1032930, 1090315, 1308378, 1706580, 1962567, 2065860, 2180630, 2616756, 3270945, 3925134, 4361260, 6541890, 7850268, 9812835, 13083780, 19625670, 39251340]

約数ペア:

[(1, 39251340), (2, 19625670), (3, 13083780), (4, 9812835), (5, 7850268), (6, 6541890), (9, 4361260), (10, 3925134), (12, 3270945), (15, 2616756), (18, 2180630), (19, 2065860), (20, 1962567), (23, 1706580), (30, 1308378), (36, 1090315), (38, 1032930), (45, 872252), (46, 853290), (57, 688620), (60, 654189), (69, 568860), (76, 516465), (90, 436126), (92, 426645), (95, 413172), (114, 344310), (115, 341316), (138, 284430), (171, 229540), (180, 218063), (190, 206586), (207, 189620), (228, 172155), (230, 170658), (276, 142215), (285, 137724), (342, 114770), (345, 113772), (380, 103293), (414, 94810), (437, 89820), (460, 85329), (499, 78660), (570, 68862), (684, 57385), (690, 56886), (828, 47405), (855, 45908), (874, 44910), (998, 39330), (1035, 37924), (1140, 34431), (1311, 29940), (1380, 28443), (1497, 26220), (1710, 22954), (1748, 22455), (1996, 19665), (2070, 18962), (2185, 17964), (2495, 15732), (2622, 14970), (2994, 13110), (3420, 11477), (3933, 9980), (4140, 9481), (4370, 8982), (4491, 8740), (4990, 7866), (5244, 7485), (5988, 6555)]