77824980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{877}}^1$

素因数の和:938

約数の個数: 144

約数和(自身を含む): 258869520

約数和(自身を除く): 181044540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 29, 30, 34, 36, 45, 51, 58, 60, 68, 85, 87, 90, 102, 116, 145, 153, 170, 174, 180, 204, 255, 261, 290, 306, 340, 348, 435, 493, 510, 522, 580, 612, 765, 870, 877, 986, 1020, 1044, 1305, 1479, 1530, 1740, 1754, 1972, 2465, 2610, 2631, 2958, 3060, 3508, 4385, 4437, 4930, 5220, 5262, 5916, 7395, 7893, 8770, 8874, 9860, 10524, 13155, 14790, 14909, 15786, 17540, 17748, 22185, 25433, 26310, 29580, 29818, 31572, 39465, 44370, 44727, 50866, 52620, 59636, 74545, 76299, 78930, 88740, 89454, 101732, 127165, 134181, 149090, 152598, 157860, 178908, 223635, 228897, 254330, 268362, 298180, 305196, 381495, 432361, 447270, 457794, 508660, 536724, 670905, 762990, 864722, 894540, 915588, 1144485, 1297083, 1341810, 1525980, 1729444, 2161805, 2288970, 2594166, 2683620, 3891249, 4323610, 4577940, 5188332, 6485415, 7782498, 8647220, 12970830, 15564996, 19456245, 25941660, 38912490, 77824980]

約数ペア:

[(1, 77824980), (2, 38912490), (3, 25941660), (4, 19456245), (5, 15564996), (6, 12970830), (9, 8647220), (10, 7782498), (12, 6485415), (15, 5188332), (17, 4577940), (18, 4323610), (20, 3891249), (29, 2683620), (30, 2594166), (34, 2288970), (36, 2161805), (45, 1729444), (51, 1525980), (58, 1341810), (60, 1297083), (68, 1144485), (85, 915588), (87, 894540), (90, 864722), (102, 762990), (116, 670905), (145, 536724), (153, 508660), (170, 457794), (174, 447270), (180, 432361), (204, 381495), (255, 305196), (261, 298180), (290, 268362), (306, 254330), (340, 228897), (348, 223635), (435, 178908), (493, 157860), (510, 152598), (522, 149090), (580, 134181), (612, 127165), (765, 101732), (870, 89454), (877, 88740), (986, 78930), (1020, 76299), (1044, 74545), (1305, 59636), (1479, 52620), (1530, 50866), (1740, 44727), (1754, 44370), (1972, 39465), (2465, 31572), (2610, 29818), (2631, 29580), (2958, 26310), (3060, 25433), (3508, 22185), (4385, 17748), (4437, 17540), (4930, 15786), (5220, 14909), (5262, 14790), (5916, 13155), (7395, 10524), (7893, 9860), (8770, 8874)]