20492742240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{37549}}^1$

素因数の和:37949

約数の個数: 144

約数和(自身を含む): 70117866000

約数和(自身を除く): 49625123760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 379, 480, 720, 758, 1137, 1440, 1516, 1895, 2274, 3032, 3411, 3790, 4548, 5685, 6064, 6822, 7580, 9096, 11370, 12128, 13644, 15160, 17055, 18192, 22740, 27288, 30320, 34110, 36384, 37549, 45480, 54576, 60640, 68220, 75098, 90960, 109152, 112647, 136440, 150196, 181920, 187745, 225294, 272880, 300392, 337941, 375490, 450588, 545760, 563235, 600784, 675882, 750980, 901176, 1126470, 1201568, 1351764, 1501960, 1689705, 1802352, 2252940, 2703528, 3003920, 3379410, 3604704, 4505880, 5407056, 6007840, 6758820, 9011760, 10814112, 13517640, 14231071, 18023520, 27035280, 28462142, 42693213, 54070560, 56924284, 71155355, 85386426, 113848568, 128079639, 142310710, 170772852, 213466065, 227697136, 256159278, 284621420, 341545704, 426932130, 455394272, 512318556, 569242840, 640398195, 683091408, 853864260, 1024637112, 1138485680, 1280796390, 1366182816, 1707728520, 2049274224, 2276971360, 2561592780, 3415457040, 4098548448, 5123185560, 6830914080, 10246371120, 20492742240]

約数ペア:

[(1, 20492742240), (2, 10246371120), (3, 6830914080), (4, 5123185560), (5, 4098548448), (6, 3415457040), (8, 2561592780), (9, 2276971360), (10, 2049274224), (12, 1707728520), (15, 1366182816), (16, 1280796390), (18, 1138485680), (20, 1024637112), (24, 853864260), (30, 683091408), (32, 640398195), (36, 569242840), (40, 512318556), (45, 455394272), (48, 426932130), (60, 341545704), (72, 284621420), (80, 256159278), (90, 227697136), (96, 213466065), (120, 170772852), (144, 142310710), (160, 128079639), (180, 113848568), (240, 85386426), (288, 71155355), (360, 56924284), (379, 54070560), (480, 42693213), (720, 28462142), (758, 27035280), (1137, 18023520), (1440, 14231071), (1516, 13517640), (1895, 10814112), (2274, 9011760), (3032, 6758820), (3411, 6007840), (3790, 5407056), (4548, 4505880), (5685, 3604704), (6064, 3379410), (6822, 3003920), (7580, 2703528), (9096, 2252940), (11370, 1802352), (12128, 1689705), (13644, 1501960), (15160, 1351764), (17055, 1201568), (18192, 1126470), (22740, 901176), (27288, 750980), (30320, 675882), (34110, 600784), (36384, 563235), (37549, 545760), (45480, 450588), (54576, 375490), (60640, 337941), (68220, 300392), (75098, 272880), (90960, 225294), (109152, 187745), (112647, 181920), (136440, 150196)]