405478320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^3\times {\mathrm{769}}^1$

素因数の和:824

約数の個数: 160

約数和(自身を含む): 1363454400

約数和(自身を除く): 957976080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 169, 195, 208, 240, 260, 312, 338, 390, 507, 520, 624, 676, 769, 780, 845, 1014, 1040, 1352, 1538, 1560, 1690, 2028, 2197, 2307, 2535, 2704, 3076, 3120, 3380, 3845, 4056, 4394, 4614, 5070, 6152, 6591, 6760, 7690, 8112, 8788, 9228, 9997, 10140, 10985, 11535, 12304, 13182, 13520, 15380, 17576, 18456, 19994, 20280, 21970, 23070, 26364, 29991, 30760, 32955, 35152, 36912, 39988, 40560, 43940, 46140, 49985, 52728, 59982, 61520, 65910, 79976, 87880, 92280, 99970, 105456, 119964, 129961, 131820, 149955, 159952, 175760, 184560, 199940, 239928, 259922, 263640, 299910, 389883, 399880, 479856, 519844, 527280, 599820, 649805, 779766, 799760, 1039688, 1199640, 1299610, 1559532, 1689493, 1949415, 2079376, 2399280, 2599220, 3119064, 3378986, 3898830, 5068479, 5198440, 6238128, 6757972, 7797660, 8447465, 10136958, 10396880, 13515944, 15595320, 16894930, 20273916, 25342395, 27031888, 31190640, 33789860, 40547832, 50684790, 67579720, 81095664, 101369580, 135159440, 202739160, 405478320]

約数ペア:

[(1, 405478320), (2, 202739160), (3, 135159440), (4, 101369580), (5, 81095664), (6, 67579720), (8, 50684790), (10, 40547832), (12, 33789860), (13, 31190640), (15, 27031888), (16, 25342395), (20, 20273916), (24, 16894930), (26, 15595320), (30, 13515944), (39, 10396880), (40, 10136958), (48, 8447465), (52, 7797660), (60, 6757972), (65, 6238128), (78, 5198440), (80, 5068479), (104, 3898830), (120, 3378986), (130, 3119064), (156, 2599220), (169, 2399280), (195, 2079376), (208, 1949415), (240, 1689493), (260, 1559532), (312, 1299610), (338, 1199640), (390, 1039688), (507, 799760), (520, 779766), (624, 649805), (676, 599820), (769, 527280), (780, 519844), (845, 479856), (1014, 399880), (1040, 389883), (1352, 299910), (1538, 263640), (1560, 259922), (1690, 239928), (2028, 199940), (2197, 184560), (2307, 175760), (2535, 159952), (2704, 149955), (3076, 131820), (3120, 129961), (3380, 119964), (3845, 105456), (4056, 99970), (4394, 92280), (4614, 87880), (5070, 79976), (6152, 65910), (6591, 61520), (6760, 59982), (7690, 52728), (8112, 49985), (8788, 46140), (9228, 43940), (9997, 40560), (10140, 39988), (10985, 36912), (11535, 35152), (12304, 32955), (13182, 30760), (13520, 29991), (15380, 26364), (17576, 23070), (18456, 21970), (19994, 20280)]