1311379920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{233}}^1\times {\mathrm{7817}}^1$

素因数の和:8069

約数の個数: 120

約数和(自身を含む): 4423518216

約数和(自身を除く): 3112138296

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 233, 240, 360, 466, 699, 720, 932, 1165, 1398, 1864, 2097, 2330, 2796, 3495, 3728, 4194, 4660, 5592, 6990, 7817, 8388, 9320, 10485, 11184, 13980, 15634, 16776, 18640, 20970, 23451, 27960, 31268, 33552, 39085, 41940, 46902, 55920, 62536, 70353, 78170, 83880, 93804, 117255, 125072, 140706, 156340, 167760, 187608, 234510, 281412, 312680, 351765, 375216, 469020, 562824, 625360, 703530, 938040, 1125648, 1407060, 1821361, 1876080, 2814120, 3642722, 5464083, 5628240, 7285444, 9106805, 10928166, 14570888, 16392249, 18213610, 21856332, 27320415, 29141776, 32784498, 36427220, 43712664, 54640830, 65568996, 72854440, 81961245, 87425328, 109281660, 131137992, 145708880, 163922490, 218563320, 262275984, 327844980, 437126640, 655689960, 1311379920]

約数ペア:

[(1, 1311379920), (2, 655689960), (3, 437126640), (4, 327844980), (5, 262275984), (6, 218563320), (8, 163922490), (9, 145708880), (10, 131137992), (12, 109281660), (15, 87425328), (16, 81961245), (18, 72854440), (20, 65568996), (24, 54640830), (30, 43712664), (36, 36427220), (40, 32784498), (45, 29141776), (48, 27320415), (60, 21856332), (72, 18213610), (80, 16392249), (90, 14570888), (120, 10928166), (144, 9106805), (180, 7285444), (233, 5628240), (240, 5464083), (360, 3642722), (466, 2814120), (699, 1876080), (720, 1821361), (932, 1407060), (1165, 1125648), (1398, 938040), (1864, 703530), (2097, 625360), (2330, 562824), (2796, 469020), (3495, 375216), (3728, 351765), (4194, 312680), (4660, 281412), (5592, 234510), (6990, 187608), (7817, 167760), (8388, 156340), (9320, 140706), (10485, 125072), (11184, 117255), (13980, 93804), (15634, 83880), (16776, 78170), (18640, 70353), (20970, 62536), (23451, 55920), (27960, 46902), (31268, 41940), (33552, 39085)]