72121280

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2927}}^1$

素因数の和:2962

約数の個数: 112

約数和(自身を含む): 214189056

約数和(自身を除く): 142067776

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 140, 154, 160, 176, 220, 224, 280, 308, 320, 352, 385, 440, 448, 560, 616, 704, 770, 880, 1120, 1232, 1540, 1760, 2240, 2464, 2927, 3080, 3520, 4928, 5854, 6160, 11708, 12320, 14635, 20489, 23416, 24640, 29270, 32197, 40978, 46832, 58540, 64394, 81956, 93664, 102445, 117080, 128788, 160985, 163912, 187328, 204890, 225379, 234160, 257576, 321970, 327824, 409780, 450758, 468320, 515152, 643940, 655648, 819560, 901516, 936640, 1030304, 1126895, 1287880, 1311296, 1639120, 1803032, 2060608, 2253790, 2575760, 3278240, 3606064, 4507580, 5151520, 6556480, 7212128, 9015160, 10303040, 14424256, 18030320, 36060640, 72121280]

約数ペア:

[(1, 72121280), (2, 36060640), (4, 18030320), (5, 14424256), (7, 10303040), (8, 9015160), (10, 7212128), (11, 6556480), (14, 5151520), (16, 4507580), (20, 3606064), (22, 3278240), (28, 2575760), (32, 2253790), (35, 2060608), (40, 1803032), (44, 1639120), (55, 1311296), (56, 1287880), (64, 1126895), (70, 1030304), (77, 936640), (80, 901516), (88, 819560), (110, 655648), (112, 643940), (140, 515152), (154, 468320), (160, 450758), (176, 409780), (220, 327824), (224, 321970), (280, 257576), (308, 234160), (320, 225379), (352, 204890), (385, 187328), (440, 163912), (448, 160985), (560, 128788), (616, 117080), (704, 102445), (770, 93664), (880, 81956), (1120, 64394), (1232, 58540), (1540, 46832), (1760, 40978), (2240, 32197), (2464, 29270), (2927, 24640), (3080, 23416), (3520, 20489), (4928, 14635), (5854, 12320), (6160, 11708)]