77621880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{307}}^1$

素因数の和:378

約数の個数: 192

約数和(自身を含む): 278087040

約数和(自身を除く): 200465160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 43, 49, 56, 60, 70, 84, 86, 98, 105, 120, 129, 140, 147, 168, 172, 196, 210, 215, 245, 258, 280, 294, 301, 307, 344, 392, 420, 430, 490, 516, 588, 602, 614, 645, 735, 840, 860, 903, 921, 980, 1032, 1176, 1204, 1228, 1290, 1470, 1505, 1535, 1720, 1806, 1842, 1960, 2107, 2149, 2408, 2456, 2580, 2940, 3010, 3070, 3612, 3684, 4214, 4298, 4515, 4605, 5160, 5880, 6020, 6140, 6321, 6447, 7224, 7368, 8428, 8596, 9030, 9210, 10535, 10745, 12040, 12280, 12642, 12894, 13201, 15043, 16856, 17192, 18060, 18420, 21070, 21490, 25284, 25788, 26402, 30086, 31605, 32235, 36120, 36840, 39603, 42140, 42980, 45129, 50568, 51576, 52804, 60172, 63210, 64470, 66005, 75215, 79206, 84280, 85960, 90258, 92407, 105608, 120344, 126420, 128940, 132010, 150430, 158412, 180516, 184814, 198015, 225645, 252840, 257880, 264020, 277221, 300860, 316824, 361032, 369628, 396030, 451290, 462035, 528040, 554442, 601720, 646849, 739256, 792060, 902580, 924070, 1108884, 1293698, 1386105, 1584120, 1805160, 1848140, 1940547, 2217768, 2587396, 2772210, 3234245, 3696280, 3881094, 5174792, 5544420, 6468490, 7762188, 9702735, 11088840, 12936980, 15524376, 19405470, 25873960, 38810940, 77621880]

約数ペア:

[(1, 77621880), (2, 38810940), (3, 25873960), (4, 19405470), (5, 15524376), (6, 12936980), (7, 11088840), (8, 9702735), (10, 7762188), (12, 6468490), (14, 5544420), (15, 5174792), (20, 3881094), (21, 3696280), (24, 3234245), (28, 2772210), (30, 2587396), (35, 2217768), (40, 1940547), (42, 1848140), (43, 1805160), (49, 1584120), (56, 1386105), (60, 1293698), (70, 1108884), (84, 924070), (86, 902580), (98, 792060), (105, 739256), (120, 646849), (129, 601720), (140, 554442), (147, 528040), (168, 462035), (172, 451290), (196, 396030), (210, 369628), (215, 361032), (245, 316824), (258, 300860), (280, 277221), (294, 264020), (301, 257880), (307, 252840), (344, 225645), (392, 198015), (420, 184814), (430, 180516), (490, 158412), (516, 150430), (588, 132010), (602, 128940), (614, 126420), (645, 120344), (735, 105608), (840, 92407), (860, 90258), (903, 85960), (921, 84280), (980, 79206), (1032, 75215), (1176, 66005), (1204, 64470), (1228, 63210), (1290, 60172), (1470, 52804), (1505, 51576), (1535, 50568), (1720, 45129), (1806, 42980), (1842, 42140), (1960, 39603), (2107, 36840), (2149, 36120), (2408, 32235), (2456, 31605), (2580, 30086), (2940, 26402), (3010, 25788), (3070, 25284), (3612, 21490), (3684, 21070), (4214, 18420), (4298, 18060), (4515, 17192), (4605, 16856), (5160, 15043), (5880, 13201), (6020, 12894), (6140, 12642), (6321, 12280), (6447, 12040), (7224, 10745), (7368, 10535), (8428, 9210), (8596, 9030)]