212181284

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{809}}^1$

素因数の和:885

約数の個数: 96

約数和(自身を含む): 489888000

約数和(自身を除く): 277706716

約数列:

[1, 2, 4, 7, 14, 17, 19, 28, 29, 34, 38, 58, 68, 76, 116, 119, 133, 203, 238, 266, 323, 406, 476, 493, 532, 551, 646, 809, 812, 986, 1102, 1292, 1618, 1972, 2204, 2261, 3236, 3451, 3857, 4522, 5663, 6902, 7714, 9044, 9367, 11326, 13753, 13804, 15371, 15428, 18734, 22652, 23461, 27506, 30742, 37468, 46922, 55012, 61484, 65569, 93844, 96271, 107597, 131138, 164227, 192542, 215194, 261307, 262276, 328454, 385084, 398837, 430388, 445759, 522614, 656908, 797674, 891518, 1045228, 1595348, 1783036, 1829149, 2791859, 3120313, 3658298, 5583718, 6240626, 7316596, 7577903, 11167436, 12481252, 15155806, 30311612, 53045321, 106090642, 212181284]

約数ペア:

[(1, 212181284), (2, 106090642), (4, 53045321), (7, 30311612), (14, 15155806), (17, 12481252), (19, 11167436), (28, 7577903), (29, 7316596), (34, 6240626), (38, 5583718), (58, 3658298), (68, 3120313), (76, 2791859), (116, 1829149), (119, 1783036), (133, 1595348), (203, 1045228), (238, 891518), (266, 797674), (323, 656908), (406, 522614), (476, 445759), (493, 430388), (532, 398837), (551, 385084), (646, 328454), (809, 262276), (812, 261307), (986, 215194), (1102, 192542), (1292, 164227), (1618, 131138), (1972, 107597), (2204, 96271), (2261, 93844), (3236, 65569), (3451, 61484), (3857, 55012), (4522, 46922), (5663, 37468), (6902, 30742), (7714, 27506), (9044, 23461), (9367, 22652), (11326, 18734), (13753, 15428), (13804, 15371)]