1312788120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{42239}}^1$

素因数の和:42297

約数の個数: 128

約数和(自身を含む): 4622745600

約数和(自身を除く): 3309957480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 37, 40, 42, 56, 60, 70, 74, 84, 105, 111, 120, 140, 148, 168, 185, 210, 222, 259, 280, 296, 370, 420, 444, 518, 555, 740, 777, 840, 888, 1036, 1110, 1295, 1480, 1554, 2072, 2220, 2590, 3108, 3885, 4440, 5180, 6216, 7770, 10360, 15540, 31080, 42239, 84478, 126717, 168956, 211195, 253434, 295673, 337912, 422390, 506868, 591346, 633585, 844780, 887019, 1013736, 1182692, 1267170, 1478365, 1562843, 1689560, 1774038, 2365384, 2534340, 2956730, 3125686, 3548076, 4435095, 4688529, 5068680, 5913460, 6251372, 7096152, 7814215, 8870190, 9377058, 10939901, 11826920, 12502744, 15628430, 17740380, 18754116, 21879802, 23442645, 31256860, 32819703, 35480760, 37508232, 43759604, 46885290, 54699505, 62513720, 65639406, 87519208, 93770580, 109399010, 131278812, 164098515, 187541160, 218798020, 262557624, 328197030, 437596040, 656394060, 1312788120]

約数ペア:

[(1, 1312788120), (2, 656394060), (3, 437596040), (4, 328197030), (5, 262557624), (6, 218798020), (7, 187541160), (8, 164098515), (10, 131278812), (12, 109399010), (14, 93770580), (15, 87519208), (20, 65639406), (21, 62513720), (24, 54699505), (28, 46885290), (30, 43759604), (35, 37508232), (37, 35480760), (40, 32819703), (42, 31256860), (56, 23442645), (60, 21879802), (70, 18754116), (74, 17740380), (84, 15628430), (105, 12502744), (111, 11826920), (120, 10939901), (140, 9377058), (148, 8870190), (168, 7814215), (185, 7096152), (210, 6251372), (222, 5913460), (259, 5068680), (280, 4688529), (296, 4435095), (370, 3548076), (420, 3125686), (444, 2956730), (518, 2534340), (555, 2365384), (740, 1774038), (777, 1689560), (840, 1562843), (888, 1478365), (1036, 1267170), (1110, 1182692), (1295, 1013736), (1480, 887019), (1554, 844780), (2072, 633585), (2220, 591346), (2590, 506868), (3108, 422390), (3885, 337912), (4440, 295673), (5180, 253434), (6216, 211195), (7770, 168956), (10360, 126717), (15540, 84478), (31080, 42239)]