123429680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{311}}^1$

素因数の和:387

約数の個数: 120

約数和(自身を含む): 324166752

約数和(自身を除く): 200737072

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 41, 44, 55, 80, 82, 88, 110, 121, 164, 176, 205, 220, 242, 311, 328, 410, 440, 451, 484, 605, 622, 656, 820, 880, 902, 968, 1210, 1244, 1555, 1640, 1804, 1936, 2255, 2420, 2488, 3110, 3280, 3421, 3608, 4510, 4840, 4961, 4976, 6220, 6842, 7216, 9020, 9680, 9922, 12440, 12751, 13684, 17105, 18040, 19844, 24805, 24880, 25502, 27368, 34210, 36080, 37631, 39688, 49610, 51004, 54736, 63755, 68420, 75262, 79376, 99220, 102008, 127510, 136840, 140261, 150524, 188155, 198440, 204016, 255020, 273680, 280522, 301048, 376310, 396880, 510040, 561044, 602096, 701305, 752620, 1020080, 1122088, 1402610, 1505240, 1542871, 2244176, 2805220, 3010480, 3085742, 5610440, 6171484, 7714355, 11220880, 12342968, 15428710, 24685936, 30857420, 61714840, 123429680]

約数ペア:

[(1, 123429680), (2, 61714840), (4, 30857420), (5, 24685936), (8, 15428710), (10, 12342968), (11, 11220880), (16, 7714355), (20, 6171484), (22, 5610440), (40, 3085742), (41, 3010480), (44, 2805220), (55, 2244176), (80, 1542871), (82, 1505240), (88, 1402610), (110, 1122088), (121, 1020080), (164, 752620), (176, 701305), (205, 602096), (220, 561044), (242, 510040), (311, 396880), (328, 376310), (410, 301048), (440, 280522), (451, 273680), (484, 255020), (605, 204016), (622, 198440), (656, 188155), (820, 150524), (880, 140261), (902, 136840), (968, 127510), (1210, 102008), (1244, 99220), (1555, 79376), (1640, 75262), (1804, 68420), (1936, 63755), (2255, 54736), (2420, 51004), (2488, 49610), (3110, 39688), (3280, 37631), (3421, 36080), (3608, 34210), (4510, 27368), (4840, 25502), (4961, 24880), (4976, 24805), (6220, 19844), (6842, 18040), (7216, 17105), (9020, 13684), (9680, 12751), (9922, 12440)]