140927220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{111847}}^1$

素因数の和:111869

約数の個数: 72

約数和(自身を含む): 488552064

約数和(自身を除く): 347624844

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 111847, 223694, 335541, 447388, 559235, 671082, 782929, 1006623, 1118470, 1342164, 1565858, 1677705, 2013246, 2236940, 2348787, 3131716, 3355410, 3914645, 4026492, 4697574, 5033115, 6710820, 7046361, 7829290, 9395148, 10066230, 11743935, 14092722, 15658580, 20132460, 23487870, 28185444, 35231805, 46975740, 70463610, 140927220]

約数ペア:

[(1, 140927220), (2, 70463610), (3, 46975740), (4, 35231805), (5, 28185444), (6, 23487870), (7, 20132460), (9, 15658580), (10, 14092722), (12, 11743935), (14, 10066230), (15, 9395148), (18, 7829290), (20, 7046361), (21, 6710820), (28, 5033115), (30, 4697574), (35, 4026492), (36, 3914645), (42, 3355410), (45, 3131716), (60, 2348787), (63, 2236940), (70, 2013246), (84, 1677705), (90, 1565858), (105, 1342164), (126, 1118470), (140, 1006623), (180, 782929), (210, 671082), (252, 559235), (315, 447388), (420, 335541), (630, 223694), (1260, 111847)]