388637865

素因数分解:

$3^3\times 5^1\times 7^4\times {\mathrm{11}}^1\times {\mathrm{109}}^1$

素因数の和:162

約数の個数: 160

約数和(自身を含む): 887356800

約数和(自身を除く): 498718935

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 27, 33, 35, 45, 49, 55, 63, 77, 99, 105, 109, 135, 147, 165, 189, 231, 245, 297, 315, 327, 343, 385, 441, 495, 539, 545, 693, 735, 763, 945, 981, 1029, 1155, 1199, 1323, 1485, 1617, 1635, 1715, 2079, 2205, 2289, 2401, 2695, 2943, 3087, 3465, 3597, 3773, 3815, 4851, 4905, 5145, 5341, 5995, 6615, 6867, 7203, 8085, 8393, 9261, 10395, 10791, 11319, 11445, 12005, 14553, 14715, 15435, 16023, 17985, 18865, 20601, 21609, 24255, 25179, 26411, 26705, 32373, 33957, 34335, 36015, 37387, 41965, 46305, 48069, 53955, 56595, 58751, 64827, 72765, 75537, 79233, 80115, 101871, 103005, 108045, 112161, 125895, 132055, 144207, 161865, 169785, 176253, 186935, 226611, 237699, 240345, 261709, 293755, 324135, 336483, 377685, 396165, 411257, 509355, 528759, 560805, 713097, 721035, 785127, 881265, 1009449, 1133055, 1188495, 1233771, 1308545, 1586277, 1682415, 2056285, 2355381, 2643795, 2878799, 3565485, 3701313, 3925635, 5047245, 6168855, 7066143, 7931385, 8636397, 11103939, 11776905, 14393995, 18506565, 25909191, 35330715, 43181985, 55519695, 77727573, 129545955, 388637865]

約数ペア:

[(1, 388637865), (3, 129545955), (5, 77727573), (7, 55519695), (9, 43181985), (11, 35330715), (15, 25909191), (21, 18506565), (27, 14393995), (33, 11776905), (35, 11103939), (45, 8636397), (49, 7931385), (55, 7066143), (63, 6168855), (77, 5047245), (99, 3925635), (105, 3701313), (109, 3565485), (135, 2878799), (147, 2643795), (165, 2355381), (189, 2056285), (231, 1682415), (245, 1586277), (297, 1308545), (315, 1233771), (327, 1188495), (343, 1133055), (385, 1009449), (441, 881265), (495, 785127), (539, 721035), (545, 713097), (693, 560805), (735, 528759), (763, 509355), (945, 411257), (981, 396165), (1029, 377685), (1155, 336483), (1199, 324135), (1323, 293755), (1485, 261709), (1617, 240345), (1635, 237699), (1715, 226611), (2079, 186935), (2205, 176253), (2289, 169785), (2401, 161865), (2695, 144207), (2943, 132055), (3087, 125895), (3465, 112161), (3597, 108045), (3773, 103005), (3815, 101871), (4851, 80115), (4905, 79233), (5145, 75537), (5341, 72765), (5995, 64827), (6615, 58751), (6867, 56595), (7203, 53955), (8085, 48069), (8393, 46305), (9261, 41965), (10395, 37387), (10791, 36015), (11319, 34335), (11445, 33957), (12005, 32373), (14553, 26705), (14715, 26411), (15435, 25179), (16023, 24255), (17985, 21609), (18865, 20601)]