216420960

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1571}}^1$

素因数の和:1637

約数の個数: 192

約数和(自身を含む): 798626304

約数和(自身を除く): 582205344

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 41, 42, 48, 56, 60, 70, 80, 82, 84, 96, 105, 112, 120, 123, 140, 160, 164, 168, 205, 210, 224, 240, 246, 280, 287, 328, 336, 410, 420, 480, 492, 560, 574, 615, 656, 672, 820, 840, 861, 984, 1120, 1148, 1230, 1312, 1435, 1571, 1640, 1680, 1722, 1968, 2296, 2460, 2870, 3142, 3280, 3360, 3444, 3936, 4305, 4592, 4713, 4920, 5740, 6284, 6560, 6888, 7855, 8610, 9184, 9426, 9840, 10997, 11480, 12568, 13776, 15710, 17220, 18852, 19680, 21994, 22960, 23565, 25136, 27552, 31420, 32991, 34440, 37704, 43988, 45920, 47130, 50272, 54985, 62840, 64411, 65982, 68880, 75408, 87976, 94260, 109970, 125680, 128822, 131964, 137760, 150816, 164955, 175952, 188520, 193233, 219940, 251360, 257644, 263928, 322055, 329910, 351904, 377040, 386466, 439880, 450877, 515288, 527856, 644110, 659820, 754080, 772932, 879760, 901754, 966165, 1030576, 1055712, 1288220, 1319640, 1352631, 1545864, 1759520, 1803508, 1932330, 2061152, 2254385, 2576440, 2639280, 2705262, 3091728, 3607016, 3864660, 4508770, 5152880, 5278560, 5410524, 6183456, 6763155, 7214032, 7729320, 9017540, 10305760, 10821048, 13526310, 14428064, 15458640, 18035080, 21642096, 27052620, 30917280, 36070160, 43284192, 54105240, 72140320, 108210480, 216420960]

約数ペア:

[(1, 216420960), (2, 108210480), (3, 72140320), (4, 54105240), (5, 43284192), (6, 36070160), (7, 30917280), (8, 27052620), (10, 21642096), (12, 18035080), (14, 15458640), (15, 14428064), (16, 13526310), (20, 10821048), (21, 10305760), (24, 9017540), (28, 7729320), (30, 7214032), (32, 6763155), (35, 6183456), (40, 5410524), (41, 5278560), (42, 5152880), (48, 4508770), (56, 3864660), (60, 3607016), (70, 3091728), (80, 2705262), (82, 2639280), (84, 2576440), (96, 2254385), (105, 2061152), (112, 1932330), (120, 1803508), (123, 1759520), (140, 1545864), (160, 1352631), (164, 1319640), (168, 1288220), (205, 1055712), (210, 1030576), (224, 966165), (240, 901754), (246, 879760), (280, 772932), (287, 754080), (328, 659820), (336, 644110), (410, 527856), (420, 515288), (480, 450877), (492, 439880), (560, 386466), (574, 377040), (615, 351904), (656, 329910), (672, 322055), (820, 263928), (840, 257644), (861, 251360), (984, 219940), (1120, 193233), (1148, 188520), (1230, 175952), (1312, 164955), (1435, 150816), (1571, 137760), (1640, 131964), (1680, 128822), (1722, 125680), (1968, 109970), (2296, 94260), (2460, 87976), (2870, 75408), (3142, 68880), (3280, 65982), (3360, 64411), (3444, 62840), (3936, 54985), (4305, 50272), (4592, 47130), (4713, 45920), (4920, 43988), (5740, 37704), (6284, 34440), (6560, 32991), (6888, 31420), (7855, 27552), (8610, 25136), (9184, 23565), (9426, 22960), (9840, 21994), (10997, 19680), (11480, 18852), (12568, 17220), (13776, 15710)]