992312720

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{29}}^2\times {\mathrm{43}}^1$

素因数の和:135

約数の個数: 240

約数和(自身を含む): 2851305600

約数和(自身を除く): 1858992880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 43, 49, 56, 58, 70, 80, 86, 98, 112, 116, 140, 145, 172, 196, 203, 215, 232, 245, 280, 290, 301, 343, 344, 392, 406, 430, 464, 490, 560, 580, 602, 686, 688, 784, 812, 841, 860, 980, 1015, 1160, 1204, 1247, 1372, 1421, 1505, 1624, 1682, 1715, 1720, 1960, 2030, 2107, 2320, 2408, 2494, 2744, 2842, 3010, 3248, 3364, 3430, 3440, 3920, 4060, 4205, 4214, 4816, 4988, 5488, 5684, 5887, 6020, 6235, 6728, 6860, 7105, 8120, 8410, 8428, 8729, 9947, 9976, 10535, 11368, 11774, 12040, 12470, 13456, 13720, 14210, 14749, 16240, 16820, 16856, 17458, 19894, 19952, 21070, 22736, 23548, 24080, 24940, 27440, 28420, 29435, 29498, 33640, 33712, 34916, 36163, 39788, 41209, 42140, 43645, 47096, 49735, 49880, 56840, 58870, 58996, 61103, 67280, 69832, 72326, 73745, 79576, 82418, 84280, 87290, 94192, 99470, 99760, 113680, 117740, 117992, 122206, 139664, 144652, 147490, 159152, 164836, 168560, 174580, 180815, 198940, 206045, 235480, 235984, 244412, 253141, 288463, 289304, 294980, 305515, 329672, 349160, 361630, 397880, 412090, 427721, 470960, 488824, 506282, 576926, 578608, 589960, 611030, 659344, 698320, 723260, 795760, 824180, 855442, 977648, 1012564, 1153852, 1179920, 1222060, 1265705, 1442315, 1446520, 1648360, 1710884, 1771987, 2025128, 2138605, 2307704, 2444120, 2531410, 2884630, 2893040, 3296720, 3421768, 3543974, 4050256, 4277210, 4615408, 4888240, 5062820, 5769260, 6843536, 7087948, 8554420, 8859935, 10125640, 11538520, 12403909, 14175896, 17108840, 17719870, 20251280, 23077040, 24807818, 28351792, 34217680, 35439740, 49615636, 62019545, 70879480, 99231272, 124039090, 141758960, 198462544, 248078180, 496156360, 992312720]

約数ペア:

[(1, 992312720), (2, 496156360), (4, 248078180), (5, 198462544), (7, 141758960), (8, 124039090), (10, 99231272), (14, 70879480), (16, 62019545), (20, 49615636), (28, 35439740), (29, 34217680), (35, 28351792), (40, 24807818), (43, 23077040), (49, 20251280), (56, 17719870), (58, 17108840), (70, 14175896), (80, 12403909), (86, 11538520), (98, 10125640), (112, 8859935), (116, 8554420), (140, 7087948), (145, 6843536), (172, 5769260), (196, 5062820), (203, 4888240), (215, 4615408), (232, 4277210), (245, 4050256), (280, 3543974), (290, 3421768), (301, 3296720), (343, 2893040), (344, 2884630), (392, 2531410), (406, 2444120), (430, 2307704), (464, 2138605), (490, 2025128), (560, 1771987), (580, 1710884), (602, 1648360), (686, 1446520), (688, 1442315), (784, 1265705), (812, 1222060), (841, 1179920), (860, 1153852), (980, 1012564), (1015, 977648), (1160, 855442), (1204, 824180), (1247, 795760), (1372, 723260), (1421, 698320), (1505, 659344), (1624, 611030), (1682, 589960), (1715, 578608), (1720, 576926), (1960, 506282), (2030, 488824), (2107, 470960), (2320, 427721), (2408, 412090), (2494, 397880), (2744, 361630), (2842, 349160), (3010, 329672), (3248, 305515), (3364, 294980), (3430, 289304), (3440, 288463), (3920, 253141), (4060, 244412), (4205, 235984), (4214, 235480), (4816, 206045), (4988, 198940), (5488, 180815), (5684, 174580), (5887, 168560), (6020, 164836), (6235, 159152), (6728, 147490), (6860, 144652), (7105, 139664), (8120, 122206), (8410, 117992), (8428, 117740), (8729, 113680), (9947, 99760), (9976, 99470), (10535, 94192), (11368, 87290), (11774, 84280), (12040, 82418), (12470, 79576), (13456, 73745), (13720, 72326), (14210, 69832), (14749, 67280), (16240, 61103), (16820, 58996), (16856, 58870), (17458, 56840), (19894, 49880), (19952, 49735), (21070, 47096), (22736, 43645), (23548, 42140), (24080, 41209), (24940, 39788), (27440, 36163), (28420, 34916), (29435, 33712), (29498, 33640)]