388514910

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{521}}^1$

素因数の和:658

約数の個数: 128

約数和(自身を含む): 1104067584

約数和(自身を除く): 715552674

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 53, 67, 70, 105, 106, 134, 159, 201, 210, 265, 318, 335, 371, 402, 469, 521, 530, 670, 742, 795, 938, 1005, 1042, 1113, 1407, 1563, 1590, 1855, 2010, 2226, 2345, 2605, 2814, 3126, 3551, 3647, 3710, 4690, 5210, 5565, 7035, 7102, 7294, 7815, 10653, 10941, 11130, 14070, 15630, 17755, 18235, 21306, 21882, 24857, 27613, 34907, 35510, 36470, 49714, 53265, 54705, 55226, 69814, 74571, 82839, 104721, 106530, 109410, 124285, 138065, 149142, 165678, 174535, 193291, 209442, 244349, 248570, 276130, 349070, 372855, 386582, 414195, 488698, 523605, 579873, 733047, 745710, 828390, 966455, 1047210, 1159746, 1221745, 1466094, 1850071, 1932910, 2443490, 2899365, 3665235, 3700142, 5550213, 5798730, 7330470, 9250355, 11100426, 12950497, 18500710, 25900994, 27751065, 38851491, 55502130, 64752485, 77702982, 129504970, 194257455, 388514910]

約数ペア:

[(1, 388514910), (2, 194257455), (3, 129504970), (5, 77702982), (6, 64752485), (7, 55502130), (10, 38851491), (14, 27751065), (15, 25900994), (21, 18500710), (30, 12950497), (35, 11100426), (42, 9250355), (53, 7330470), (67, 5798730), (70, 5550213), (105, 3700142), (106, 3665235), (134, 2899365), (159, 2443490), (201, 1932910), (210, 1850071), (265, 1466094), (318, 1221745), (335, 1159746), (371, 1047210), (402, 966455), (469, 828390), (521, 745710), (530, 733047), (670, 579873), (742, 523605), (795, 488698), (938, 414195), (1005, 386582), (1042, 372855), (1113, 349070), (1407, 276130), (1563, 248570), (1590, 244349), (1855, 209442), (2010, 193291), (2226, 174535), (2345, 165678), (2605, 149142), (2814, 138065), (3126, 124285), (3551, 109410), (3647, 106530), (3710, 104721), (4690, 82839), (5210, 74571), (5565, 69814), (7035, 55226), (7102, 54705), (7294, 53265), (7815, 49714), (10653, 36470), (10941, 35510), (11130, 34907), (14070, 27613), (15630, 24857), (17755, 21882), (18235, 21306)]