209509440

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{31177}}^1$

素因数の和:31204

約数の個数: 112

約数和(自身を含む): 760244352

約数和(自身を除く): 550734912

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, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360, 6720, 31177, 62354, 93531, 124708, 155885, 187062, 218239, 249416, 311770, 374124, 436478, 467655, 498832, 623540, 654717, 748248, 872956, 935310, 997664, 1091195, 1247080, 1309434, 1496496, 1745912, 1870620, 1995328, 2182390, 2494160, 2618868, 2992992, 3273585, 3491824, 3741240, 4364780, 4988320, 5237736, 5985984, 6547170, 6983648, 7482480, 8729560, 9976640, 10475472, 13094340, 13967296, 14964960, 17459120, 20950944, 26188680, 29929920, 34918240, 41901888, 52377360, 69836480, 104754720, 209509440]

約数ペア:

[(1, 209509440), (2, 104754720), (3, 69836480), (4, 52377360), (5, 41901888), (6, 34918240), (7, 29929920), (8, 26188680), (10, 20950944), (12, 17459120), (14, 14964960), (15, 13967296), (16, 13094340), (20, 10475472), (21, 9976640), (24, 8729560), (28, 7482480), (30, 6983648), (32, 6547170), (35, 5985984), (40, 5237736), (42, 4988320), (48, 4364780), (56, 3741240), (60, 3491824), (64, 3273585), (70, 2992992), (80, 2618868), (84, 2494160), (96, 2182390), (105, 1995328), (112, 1870620), (120, 1745912), (140, 1496496), (160, 1309434), (168, 1247080), (192, 1091195), (210, 997664), (224, 935310), (240, 872956), (280, 748248), (320, 654717), (336, 623540), (420, 498832), (448, 467655), (480, 436478), (560, 374124), (672, 311770), (840, 249416), (960, 218239), (1120, 187062), (1344, 155885), (1680, 124708), (2240, 93531), (3360, 62354), (6720, 31177)]