128261120

素因数分解:

$2^{10}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:126

約数の個数: 176

約数和(自身を含む): 346647168

約数和(自身を除く): 218386048

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 41, 47, 52, 64, 65, 80, 82, 94, 104, 128, 130, 160, 164, 188, 205, 208, 235, 256, 260, 320, 328, 376, 410, 416, 470, 512, 520, 533, 611, 640, 656, 752, 820, 832, 940, 1024, 1040, 1066, 1222, 1280, 1312, 1504, 1640, 1664, 1880, 1927, 2080, 2132, 2444, 2560, 2624, 2665, 3008, 3055, 3280, 3328, 3760, 3854, 4160, 4264, 4888, 5120, 5248, 5330, 6016, 6110, 6560, 6656, 7520, 7708, 8320, 8528, 9635, 9776, 10496, 10660, 12032, 12220, 13120, 13312, 15040, 15416, 16640, 17056, 19270, 19552, 20992, 21320, 24064, 24440, 25051, 26240, 30080, 30832, 33280, 34112, 38540, 39104, 41984, 42640, 48128, 48880, 50102, 52480, 60160, 61664, 66560, 68224, 77080, 78208, 85280, 97760, 100204, 104960, 120320, 123328, 125255, 136448, 154160, 156416, 170560, 195520, 200408, 209920, 240640, 246656, 250510, 272896, 308320, 312832, 341120, 391040, 400816, 493312, 501020, 545792, 616640, 625664, 682240, 782080, 801632, 986624, 1002040, 1233280, 1364480, 1564160, 1603264, 1973248, 2004080, 2466560, 2728960, 3128320, 3206528, 4008160, 4933120, 6413056, 8016320, 9866240, 12826112, 16032640, 25652224, 32065280, 64130560, 128261120]

約数ペア:

[(1, 128261120), (2, 64130560), (4, 32065280), (5, 25652224), (8, 16032640), (10, 12826112), (13, 9866240), (16, 8016320), (20, 6413056), (26, 4933120), (32, 4008160), (40, 3206528), (41, 3128320), (47, 2728960), (52, 2466560), (64, 2004080), (65, 1973248), (80, 1603264), (82, 1564160), (94, 1364480), (104, 1233280), (128, 1002040), (130, 986624), (160, 801632), (164, 782080), (188, 682240), (205, 625664), (208, 616640), (235, 545792), (256, 501020), (260, 493312), (320, 400816), (328, 391040), (376, 341120), (410, 312832), (416, 308320), (470, 272896), (512, 250510), (520, 246656), (533, 240640), (611, 209920), (640, 200408), (656, 195520), (752, 170560), (820, 156416), (832, 154160), (940, 136448), (1024, 125255), (1040, 123328), (1066, 120320), (1222, 104960), (1280, 100204), (1312, 97760), (1504, 85280), (1640, 78208), (1664, 77080), (1880, 68224), (1927, 66560), (2080, 61664), (2132, 60160), (2444, 52480), (2560, 50102), (2624, 48880), (2665, 48128), (3008, 42640), (3055, 41984), (3280, 39104), (3328, 38540), (3760, 34112), (3854, 33280), (4160, 30832), (4264, 30080), (4888, 26240), (5120, 25051), (5248, 24440), (5330, 24064), (6016, 21320), (6110, 20992), (6560, 19552), (6656, 19270), (7520, 17056), (7708, 16640), (8320, 15416), (8528, 15040), (9635, 13312), (9776, 13120), (10496, 12220), (10660, 12032)]