1320265920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{72383}}^1$

素因数の和:72422

約数の個数: 112

約数和(自身を含む): 4412528640

約数和(自身を除く): 3092262720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 152, 160, 190, 192, 228, 240, 285, 304, 320, 380, 456, 480, 570, 608, 760, 912, 960, 1140, 1216, 1520, 1824, 2280, 3040, 3648, 4560, 6080, 9120, 18240, 72383, 144766, 217149, 289532, 361915, 434298, 579064, 723830, 868596, 1085745, 1158128, 1375277, 1447660, 1737192, 2171490, 2316256, 2750554, 2895320, 3474384, 4125831, 4342980, 4632512, 5501108, 5790640, 6876385, 6948768, 8251662, 8685960, 11002216, 11581280, 13752770, 13897536, 16503324, 17371920, 20629155, 22004432, 23162560, 27505540, 33006648, 34743840, 41258310, 44008864, 55011080, 66013296, 69487680, 82516620, 88017728, 110022160, 132026592, 165033240, 220044320, 264053184, 330066480, 440088640, 660132960, 1320265920]

約数ペア:

[(1, 1320265920), (2, 660132960), (3, 440088640), (4, 330066480), (5, 264053184), (6, 220044320), (8, 165033240), (10, 132026592), (12, 110022160), (15, 88017728), (16, 82516620), (19, 69487680), (20, 66013296), (24, 55011080), (30, 44008864), (32, 41258310), (38, 34743840), (40, 33006648), (48, 27505540), (57, 23162560), (60, 22004432), (64, 20629155), (76, 17371920), (80, 16503324), (95, 13897536), (96, 13752770), (114, 11581280), (120, 11002216), (152, 8685960), (160, 8251662), (190, 6948768), (192, 6876385), (228, 5790640), (240, 5501108), (285, 4632512), (304, 4342980), (320, 4125831), (380, 3474384), (456, 2895320), (480, 2750554), (570, 2316256), (608, 2171490), (760, 1737192), (912, 1447660), (960, 1375277), (1140, 1158128), (1216, 1085745), (1520, 868596), (1824, 723830), (2280, 579064), (3040, 434298), (3648, 361915), (4560, 289532), (6080, 217149), (9120, 144766), (18240, 72383)]