666536720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{6007}}^1$

素因数の和:6112

約数の個数: 80

約数和(自身を含む): 1653882240

約数和(自身を除く): 987345520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 73, 76, 80, 95, 146, 152, 190, 292, 304, 365, 380, 584, 730, 760, 1168, 1387, 1460, 1520, 2774, 2920, 5548, 5840, 6007, 6935, 11096, 12014, 13870, 22192, 24028, 27740, 30035, 48056, 55480, 60070, 96112, 110960, 114133, 120140, 228266, 240280, 438511, 456532, 480560, 570665, 877022, 913064, 1141330, 1754044, 1826128, 2192555, 2282660, 3508088, 4385110, 4565320, 7016176, 8331709, 8770220, 9130640, 16663418, 17540440, 33326836, 35080880, 41658545, 66653672, 83317090, 133307344, 166634180, 333268360, 666536720]

約数ペア:

[(1, 666536720), (2, 333268360), (4, 166634180), (5, 133307344), (8, 83317090), (10, 66653672), (16, 41658545), (19, 35080880), (20, 33326836), (38, 17540440), (40, 16663418), (73, 9130640), (76, 8770220), (80, 8331709), (95, 7016176), (146, 4565320), (152, 4385110), (190, 3508088), (292, 2282660), (304, 2192555), (365, 1826128), (380, 1754044), (584, 1141330), (730, 913064), (760, 877022), (1168, 570665), (1387, 480560), (1460, 456532), (1520, 438511), (2774, 240280), (2920, 228266), (5548, 120140), (5840, 114133), (6007, 110960), (6935, 96112), (11096, 60070), (12014, 55480), (13870, 48056), (22192, 30035), (24028, 27740)]