1947285760

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{3061}}^1$

素因数の和:3160

約数の個数: 144

約数和(自身を含む): 5407540992

約数和(自身を除く): 3460255232

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 71, 80, 112, 128, 140, 142, 160, 224, 256, 280, 284, 320, 355, 448, 497, 560, 568, 640, 710, 896, 994, 1120, 1136, 1280, 1420, 1792, 1988, 2240, 2272, 2485, 2840, 3061, 3976, 4480, 4544, 4970, 5680, 6122, 7952, 8960, 9088, 9940, 11360, 12244, 15305, 15904, 18176, 19880, 21427, 22720, 24488, 30610, 31808, 39760, 42854, 45440, 48976, 61220, 63616, 79520, 85708, 90880, 97952, 107135, 122440, 127232, 159040, 171416, 195904, 214270, 217331, 244880, 318080, 342832, 391808, 428540, 434662, 489760, 636160, 685664, 783616, 857080, 869324, 979520, 1086655, 1371328, 1521317, 1714160, 1738648, 1959040, 2173310, 2742656, 3042634, 3428320, 3477296, 3918080, 4346620, 5485312, 6085268, 6856640, 6954592, 7606585, 8693240, 12170536, 13713280, 13909184, 15213170, 17386480, 24341072, 27426560, 27818368, 30426340, 34772960, 48682144, 55636736, 60852680, 69545920, 97364288, 121705360, 139091840, 194728576, 243410720, 278183680, 389457152, 486821440, 973642880, 1947285760]

約数ペア:

[(1, 1947285760), (2, 973642880), (4, 486821440), (5, 389457152), (7, 278183680), (8, 243410720), (10, 194728576), (14, 139091840), (16, 121705360), (20, 97364288), (28, 69545920), (32, 60852680), (35, 55636736), (40, 48682144), (56, 34772960), (64, 30426340), (70, 27818368), (71, 27426560), (80, 24341072), (112, 17386480), (128, 15213170), (140, 13909184), (142, 13713280), (160, 12170536), (224, 8693240), (256, 7606585), (280, 6954592), (284, 6856640), (320, 6085268), (355, 5485312), (448, 4346620), (497, 3918080), (560, 3477296), (568, 3428320), (640, 3042634), (710, 2742656), (896, 2173310), (994, 1959040), (1120, 1738648), (1136, 1714160), (1280, 1521317), (1420, 1371328), (1792, 1086655), (1988, 979520), (2240, 869324), (2272, 857080), (2485, 783616), (2840, 685664), (3061, 636160), (3976, 489760), (4480, 434662), (4544, 428540), (4970, 391808), (5680, 342832), (6122, 318080), (7952, 244880), (8960, 217331), (9088, 214270), (9940, 195904), (11360, 171416), (12244, 159040), (15305, 127232), (15904, 122440), (18176, 107135), (19880, 97952), (21427, 90880), (22720, 85708), (24488, 79520), (30610, 63616), (31808, 61220), (39760, 48976), (42854, 45440)]