206989440

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{15401}}^1$

素因数の和:15430

約数の個数: 128

約数和(自身を含む): 754081920

約数和(自身を除く): 547092480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 6720, 13440, 15401, 30802, 46203, 61604, 77005, 92406, 107807, 123208, 154010, 184812, 215614, 231015, 246416, 308020, 323421, 369624, 431228, 462030, 492832, 539035, 616040, 646842, 739248, 862456, 924060, 985664, 1078070, 1232080, 1293684, 1478496, 1617105, 1724912, 1848120, 1971328, 2156140, 2464160, 2587368, 2956992, 3234210, 3449824, 3696240, 4312280, 4928320, 5174736, 5913984, 6468420, 6899648, 7392480, 8624560, 9856640, 10349472, 12936840, 13799296, 14784960, 17249120, 20698944, 25873680, 29569920, 34498240, 41397888, 51747360, 68996480, 103494720, 206989440]

約数ペア:

[(1, 206989440), (2, 103494720), (3, 68996480), (4, 51747360), (5, 41397888), (6, 34498240), (7, 29569920), (8, 25873680), (10, 20698944), (12, 17249120), (14, 14784960), (15, 13799296), (16, 12936840), (20, 10349472), (21, 9856640), (24, 8624560), (28, 7392480), (30, 6899648), (32, 6468420), (35, 5913984), (40, 5174736), (42, 4928320), (48, 4312280), (56, 3696240), (60, 3449824), (64, 3234210), (70, 2956992), (80, 2587368), (84, 2464160), (96, 2156140), (105, 1971328), (112, 1848120), (120, 1724912), (128, 1617105), (140, 1478496), (160, 1293684), (168, 1232080), (192, 1078070), (210, 985664), (224, 924060), (240, 862456), (280, 739248), (320, 646842), (336, 616040), (384, 539035), (420, 492832), (448, 462030), (480, 431228), (560, 369624), (640, 323421), (672, 308020), (840, 246416), (896, 231015), (960, 215614), (1120, 184812), (1344, 154010), (1680, 123208), (1920, 107807), (2240, 92406), (2688, 77005), (3360, 61604), (4480, 46203), (6720, 30802), (13440, 15401)]