127355840

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{571}}^1$

素因数の和:646

約数の個数: 112

約数和(自身を含む): 329513184

約数和(自身を除く): 202157344

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 41, 64, 68, 80, 82, 85, 136, 160, 164, 170, 205, 272, 320, 328, 340, 410, 544, 571, 656, 680, 697, 820, 1088, 1142, 1312, 1360, 1394, 1640, 2284, 2624, 2720, 2788, 2855, 3280, 3485, 4568, 5440, 5576, 5710, 6560, 6970, 9136, 9707, 11152, 11420, 13120, 13940, 18272, 19414, 22304, 22840, 23411, 27880, 36544, 38828, 44608, 45680, 46822, 48535, 55760, 77656, 91360, 93644, 97070, 111520, 117055, 155312, 182720, 187288, 194140, 223040, 234110, 310624, 374576, 388280, 397987, 468220, 621248, 749152, 776560, 795974, 936440, 1498304, 1553120, 1591948, 1872880, 1989935, 3106240, 3183896, 3745760, 3979870, 6367792, 7491520, 7959740, 12735584, 15919480, 25471168, 31838960, 63677920, 127355840]

約数ペア:

[(1, 127355840), (2, 63677920), (4, 31838960), (5, 25471168), (8, 15919480), (10, 12735584), (16, 7959740), (17, 7491520), (20, 6367792), (32, 3979870), (34, 3745760), (40, 3183896), (41, 3106240), (64, 1989935), (68, 1872880), (80, 1591948), (82, 1553120), (85, 1498304), (136, 936440), (160, 795974), (164, 776560), (170, 749152), (205, 621248), (272, 468220), (320, 397987), (328, 388280), (340, 374576), (410, 310624), (544, 234110), (571, 223040), (656, 194140), (680, 187288), (697, 182720), (820, 155312), (1088, 117055), (1142, 111520), (1312, 97070), (1360, 93644), (1394, 91360), (1640, 77656), (2284, 55760), (2624, 48535), (2720, 46822), (2788, 45680), (2855, 44608), (3280, 38828), (3485, 36544), (4568, 27880), (5440, 23411), (5576, 22840), (5710, 22304), (6560, 19414), (6970, 18272), (9136, 13940), (9707, 13120), (11152, 11420)]