68974560

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2521}}^1$

素因数の和:2561

約数の個数: 144

約数和(自身を含む): 247862160

約数和(自身を除く): 178887600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 96, 114, 120, 144, 152, 160, 171, 180, 190, 228, 240, 285, 288, 304, 342, 360, 380, 456, 480, 570, 608, 684, 720, 760, 855, 912, 1140, 1368, 1440, 1520, 1710, 1824, 2280, 2521, 2736, 3040, 3420, 4560, 5042, 5472, 6840, 7563, 9120, 10084, 12605, 13680, 15126, 20168, 22689, 25210, 27360, 30252, 37815, 40336, 45378, 47899, 50420, 60504, 75630, 80672, 90756, 95798, 100840, 113445, 121008, 143697, 151260, 181512, 191596, 201680, 226890, 239495, 242016, 287394, 302520, 363024, 383192, 403360, 431091, 453780, 478990, 574788, 605040, 718485, 726048, 766384, 862182, 907560, 957980, 1149576, 1210080, 1436970, 1532768, 1724364, 1815120, 1915960, 2155455, 2299152, 2873940, 3448728, 3630240, 3831920, 4310910, 4598304, 5747880, 6897456, 7663840, 8621820, 11495760, 13794912, 17243640, 22991520, 34487280, 68974560]

約数ペア:

[(1, 68974560), (2, 34487280), (3, 22991520), (4, 17243640), (5, 13794912), (6, 11495760), (8, 8621820), (9, 7663840), (10, 6897456), (12, 5747880), (15, 4598304), (16, 4310910), (18, 3831920), (19, 3630240), (20, 3448728), (24, 2873940), (30, 2299152), (32, 2155455), (36, 1915960), (38, 1815120), (40, 1724364), (45, 1532768), (48, 1436970), (57, 1210080), (60, 1149576), (72, 957980), (76, 907560), (80, 862182), (90, 766384), (95, 726048), (96, 718485), (114, 605040), (120, 574788), (144, 478990), (152, 453780), (160, 431091), (171, 403360), (180, 383192), (190, 363024), (228, 302520), (240, 287394), (285, 242016), (288, 239495), (304, 226890), (342, 201680), (360, 191596), (380, 181512), (456, 151260), (480, 143697), (570, 121008), (608, 113445), (684, 100840), (720, 95798), (760, 90756), (855, 80672), (912, 75630), (1140, 60504), (1368, 50420), (1440, 47899), (1520, 45378), (1710, 40336), (1824, 37815), (2280, 30252), (2521, 27360), (2736, 25210), (3040, 22689), (3420, 20168), (4560, 15126), (5042, 13680), (5472, 12605), (6840, 10084), (7563, 9120)]