990408744

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{55691}}^1$

素因数の和:55735

約数の個数: 96

約数和(自身を含む): 3040783200

約数和(自身を除く): 2050374456

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 19, 24, 26, 36, 38, 39, 52, 57, 72, 76, 78, 104, 114, 117, 152, 156, 171, 228, 234, 247, 312, 342, 456, 468, 494, 684, 741, 936, 988, 1368, 1482, 1976, 2223, 2964, 4446, 5928, 8892, 17784, 55691, 111382, 167073, 222764, 334146, 445528, 501219, 668292, 723983, 1002438, 1058129, 1336584, 1447966, 2004876, 2116258, 2171949, 2895932, 3174387, 4009752, 4232516, 4343898, 5791864, 6348774, 6515847, 8465032, 8687796, 9523161, 12697548, 13031694, 13755677, 17375592, 19046322, 25395096, 26063388, 27511354, 38092644, 41267031, 52126776, 55022708, 76185288, 82534062, 110045416, 123801093, 165068124, 247602186, 330136248, 495204372, 990408744]

約数ペア:

[(1, 990408744), (2, 495204372), (3, 330136248), (4, 247602186), (6, 165068124), (8, 123801093), (9, 110045416), (12, 82534062), (13, 76185288), (18, 55022708), (19, 52126776), (24, 41267031), (26, 38092644), (36, 27511354), (38, 26063388), (39, 25395096), (52, 19046322), (57, 17375592), (72, 13755677), (76, 13031694), (78, 12697548), (104, 9523161), (114, 8687796), (117, 8465032), (152, 6515847), (156, 6348774), (171, 5791864), (228, 4343898), (234, 4232516), (247, 4009752), (312, 3174387), (342, 2895932), (456, 2171949), (468, 2116258), (494, 2004876), (684, 1447966), (741, 1336584), (936, 1058129), (988, 1002438), (1368, 723983), (1482, 668292), (1976, 501219), (2223, 445528), (2964, 334146), (4446, 222764), (5928, 167073), (8892, 111382), (17784, 55691)]