1213581960

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{27407}}^1$

素因数の和:27468

約数の個数: 128

約数和(自身を含む): 4144089600

約数和(自身を除く): 2930507640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 41, 45, 54, 60, 72, 82, 90, 108, 120, 123, 135, 164, 180, 205, 216, 246, 270, 328, 360, 369, 410, 492, 540, 615, 738, 820, 984, 1080, 1107, 1230, 1476, 1640, 1845, 2214, 2460, 2952, 3690, 4428, 4920, 5535, 7380, 8856, 11070, 14760, 22140, 27407, 44280, 54814, 82221, 109628, 137035, 164442, 219256, 246663, 274070, 328884, 411105, 493326, 548140, 657768, 739989, 822210, 986652, 1096280, 1123687, 1233315, 1479978, 1644420, 1973304, 2247374, 2466630, 2959956, 3288840, 3371061, 3699945, 4494748, 4933260, 5618435, 5919912, 6742122, 7399890, 8989496, 9866520, 10113183, 11236870, 13484244, 14799780, 16855305, 20226366, 22473740, 26968488, 29599560, 30339549, 33710610, 40452732, 44947480, 50565915, 60679098, 67421220, 80905464, 101131830, 121358196, 134842440, 151697745, 202263660, 242716392, 303395490, 404527320, 606790980, 1213581960]

約数ペア:

[(1, 1213581960), (2, 606790980), (3, 404527320), (4, 303395490), (5, 242716392), (6, 202263660), (8, 151697745), (9, 134842440), (10, 121358196), (12, 101131830), (15, 80905464), (18, 67421220), (20, 60679098), (24, 50565915), (27, 44947480), (30, 40452732), (36, 33710610), (40, 30339549), (41, 29599560), (45, 26968488), (54, 22473740), (60, 20226366), (72, 16855305), (82, 14799780), (90, 13484244), (108, 11236870), (120, 10113183), (123, 9866520), (135, 8989496), (164, 7399890), (180, 6742122), (205, 5919912), (216, 5618435), (246, 4933260), (270, 4494748), (328, 3699945), (360, 3371061), (369, 3288840), (410, 2959956), (492, 2466630), (540, 2247374), (615, 1973304), (738, 1644420), (820, 1479978), (984, 1233315), (1080, 1123687), (1107, 1096280), (1230, 986652), (1476, 822210), (1640, 739989), (1845, 657768), (2214, 548140), (2460, 493326), (2952, 411105), (3690, 328884), (4428, 274070), (4920, 246663), (5535, 219256), (7380, 164442), (8856, 137035), (11070, 109628), (14760, 82221), (22140, 54814), (27407, 44280)]