1286730120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{11299}}^1$

素因数の和:11399

約数の個数: 128

約数和(自身を含む): 4214448000

約数和(自身を除く): 2927717880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 73, 78, 104, 120, 130, 146, 156, 195, 219, 260, 292, 312, 365, 390, 438, 520, 584, 730, 780, 876, 949, 1095, 1460, 1560, 1752, 1898, 2190, 2847, 2920, 3796, 4380, 4745, 5694, 7592, 8760, 9490, 11299, 11388, 14235, 18980, 22598, 22776, 28470, 33897, 37960, 45196, 56495, 56940, 67794, 90392, 112990, 113880, 135588, 146887, 169485, 225980, 271176, 293774, 338970, 440661, 451960, 587548, 677940, 734435, 824827, 881322, 1175096, 1355880, 1468870, 1649654, 1762644, 2203305, 2474481, 2937740, 3299308, 3525288, 4124135, 4406610, 4948962, 5875480, 6598616, 8248270, 8813220, 9897924, 10722751, 12372405, 16496540, 17626440, 19795848, 21445502, 24744810, 32168253, 32993080, 42891004, 49489620, 53613755, 64336506, 85782008, 98979240, 107227510, 128673012, 160841265, 214455020, 257346024, 321682530, 428910040, 643365060, 1286730120]

約数ペア:

[(1, 1286730120), (2, 643365060), (3, 428910040), (4, 321682530), (5, 257346024), (6, 214455020), (8, 160841265), (10, 128673012), (12, 107227510), (13, 98979240), (15, 85782008), (20, 64336506), (24, 53613755), (26, 49489620), (30, 42891004), (39, 32993080), (40, 32168253), (52, 24744810), (60, 21445502), (65, 19795848), (73, 17626440), (78, 16496540), (104, 12372405), (120, 10722751), (130, 9897924), (146, 8813220), (156, 8248270), (195, 6598616), (219, 5875480), (260, 4948962), (292, 4406610), (312, 4124135), (365, 3525288), (390, 3299308), (438, 2937740), (520, 2474481), (584, 2203305), (730, 1762644), (780, 1649654), (876, 1468870), (949, 1355880), (1095, 1175096), (1460, 881322), (1560, 824827), (1752, 734435), (1898, 677940), (2190, 587548), (2847, 451960), (2920, 440661), (3796, 338970), (4380, 293774), (4745, 271176), (5694, 225980), (7592, 169485), (8760, 146887), (9490, 135588), (11299, 113880), (11388, 112990), (14235, 90392), (18980, 67794), (22598, 56940), (22776, 56495), (28470, 45196), (33897, 37960)]