68040900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1$

素因数の和:235

約数の個数: 216

約数和(自身を含む): 235609920

約数和(自身を除く): 167569020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 23, 25, 30, 36, 38, 45, 46, 50, 57, 60, 69, 75, 76, 90, 92, 95, 100, 114, 115, 138, 150, 171, 173, 180, 190, 207, 225, 228, 230, 276, 285, 300, 342, 345, 346, 380, 414, 437, 450, 460, 475, 519, 570, 575, 684, 690, 692, 828, 855, 865, 874, 900, 950, 1035, 1038, 1140, 1150, 1311, 1380, 1425, 1557, 1710, 1725, 1730, 1748, 1900, 2070, 2076, 2185, 2300, 2595, 2622, 2850, 3114, 3287, 3420, 3450, 3460, 3933, 3979, 4140, 4275, 4325, 4370, 5175, 5190, 5244, 5700, 6228, 6555, 6574, 6900, 7785, 7866, 7958, 8550, 8650, 8740, 9861, 10350, 10380, 10925, 11937, 12975, 13110, 13148, 15570, 15732, 15916, 16435, 17100, 17300, 19665, 19722, 19895, 20700, 21850, 23874, 25950, 26220, 29583, 31140, 32775, 32870, 35811, 38925, 39330, 39444, 39790, 43700, 47748, 49305, 51900, 59166, 59685, 65550, 65740, 71622, 75601, 77850, 78660, 79580, 82175, 98325, 98610, 99475, 118332, 119370, 131100, 143244, 147915, 151202, 155700, 164350, 179055, 196650, 197220, 198950, 226803, 238740, 246525, 295830, 298425, 302404, 328700, 358110, 378005, 393300, 397900, 453606, 493050, 591660, 596850, 680409, 716220, 739575, 756010, 895275, 907212, 986100, 1134015, 1193700, 1360818, 1479150, 1512020, 1790550, 1890025, 2268030, 2721636, 2958300, 3402045, 3581100, 3780050, 4536060, 5670075, 6804090, 7560100, 11340150, 13608180, 17010225, 22680300, 34020450, 68040900]

約数ペア:

[(1, 68040900), (2, 34020450), (3, 22680300), (4, 17010225), (5, 13608180), (6, 11340150), (9, 7560100), (10, 6804090), (12, 5670075), (15, 4536060), (18, 3780050), (19, 3581100), (20, 3402045), (23, 2958300), (25, 2721636), (30, 2268030), (36, 1890025), (38, 1790550), (45, 1512020), (46, 1479150), (50, 1360818), (57, 1193700), (60, 1134015), (69, 986100), (75, 907212), (76, 895275), (90, 756010), (92, 739575), (95, 716220), (100, 680409), (114, 596850), (115, 591660), (138, 493050), (150, 453606), (171, 397900), (173, 393300), (180, 378005), (190, 358110), (207, 328700), (225, 302404), (228, 298425), (230, 295830), (276, 246525), (285, 238740), (300, 226803), (342, 198950), (345, 197220), (346, 196650), (380, 179055), (414, 164350), (437, 155700), (450, 151202), (460, 147915), (475, 143244), (519, 131100), (570, 119370), (575, 118332), (684, 99475), (690, 98610), (692, 98325), (828, 82175), (855, 79580), (865, 78660), (874, 77850), (900, 75601), (950, 71622), (1035, 65740), (1038, 65550), (1140, 59685), (1150, 59166), (1311, 51900), (1380, 49305), (1425, 47748), (1557, 43700), (1710, 39790), (1725, 39444), (1730, 39330), (1748, 38925), (1900, 35811), (2070, 32870), (2076, 32775), (2185, 31140), (2300, 29583), (2595, 26220), (2622, 25950), (2850, 23874), (3114, 21850), (3287, 20700), (3420, 19895), (3450, 19722), (3460, 19665), (3933, 17300), (3979, 17100), (4140, 16435), (4275, 15916), (4325, 15732), (4370, 15570), (5175, 13148), (5190, 13110), (5244, 12975), (5700, 11937), (6228, 10925), (6555, 10380), (6574, 10350), (6900, 9861), (7785, 8740), (7866, 8650), (7958, 8550)]