123628120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:170

約数の個数: 192

約数和(自身を含む): 361972800

約数和(自身を除く): 238344680

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 41, 44, 55, 56, 70, 77, 82, 88, 89, 110, 121, 140, 154, 164, 178, 205, 220, 242, 280, 287, 308, 328, 356, 385, 410, 440, 445, 451, 484, 574, 605, 616, 623, 712, 770, 820, 847, 890, 902, 968, 979, 1148, 1210, 1246, 1435, 1540, 1640, 1694, 1780, 1804, 1958, 2255, 2296, 2420, 2492, 2870, 3080, 3115, 3157, 3388, 3560, 3608, 3649, 3916, 4235, 4510, 4840, 4895, 4961, 4984, 5740, 6230, 6314, 6776, 6853, 7298, 7832, 8470, 9020, 9790, 9922, 10769, 11480, 12460, 12628, 13706, 14596, 15785, 16940, 18040, 18245, 19580, 19844, 21538, 24805, 24920, 25256, 25543, 27412, 29192, 31570, 33880, 34265, 34727, 36490, 39160, 39688, 40139, 43076, 49610, 51086, 53845, 54824, 63140, 68530, 69454, 72980, 75383, 80278, 86152, 99220, 102172, 107690, 126280, 127715, 137060, 138908, 145960, 150766, 160556, 173635, 198440, 200695, 204344, 215380, 255430, 274120, 277816, 280973, 301532, 321112, 347270, 376915, 401390, 430760, 441529, 510860, 561946, 603064, 694540, 753830, 802780, 883058, 1021720, 1123892, 1389080, 1404865, 1507660, 1605560, 1766116, 2207645, 2247784, 2809730, 3015320, 3090703, 3532232, 4415290, 5619460, 6181406, 8830580, 11238920, 12362812, 15453515, 17661160, 24725624, 30907030, 61814060, 123628120]

約数ペア:

[(1, 123628120), (2, 61814060), (4, 30907030), (5, 24725624), (7, 17661160), (8, 15453515), (10, 12362812), (11, 11238920), (14, 8830580), (20, 6181406), (22, 5619460), (28, 4415290), (35, 3532232), (40, 3090703), (41, 3015320), (44, 2809730), (55, 2247784), (56, 2207645), (70, 1766116), (77, 1605560), (82, 1507660), (88, 1404865), (89, 1389080), (110, 1123892), (121, 1021720), (140, 883058), (154, 802780), (164, 753830), (178, 694540), (205, 603064), (220, 561946), (242, 510860), (280, 441529), (287, 430760), (308, 401390), (328, 376915), (356, 347270), (385, 321112), (410, 301532), (440, 280973), (445, 277816), (451, 274120), (484, 255430), (574, 215380), (605, 204344), (616, 200695), (623, 198440), (712, 173635), (770, 160556), (820, 150766), (847, 145960), (890, 138908), (902, 137060), (968, 127715), (979, 126280), (1148, 107690), (1210, 102172), (1246, 99220), (1435, 86152), (1540, 80278), (1640, 75383), (1694, 72980), (1780, 69454), (1804, 68530), (1958, 63140), (2255, 54824), (2296, 53845), (2420, 51086), (2492, 49610), (2870, 43076), (3080, 40139), (3115, 39688), (3157, 39160), (3388, 36490), (3560, 34727), (3608, 34265), (3649, 33880), (3916, 31570), (4235, 29192), (4510, 27412), (4840, 25543), (4895, 25256), (4961, 24920), (4984, 24805), (5740, 21538), (6230, 19844), (6314, 19580), (6776, 18245), (6853, 18040), (7298, 16940), (7832, 15785), (8470, 14596), (9020, 13706), (9790, 12628), (9922, 12460), (10769, 11480)]