84428960

素因数分解:

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

素因数の和:140

約数の個数: 216

約数和(自身を含む): 257905620

約数和(自身を除く): 173476660

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 70, 77, 80, 88, 89, 98, 110, 112, 121, 140, 154, 160, 176, 178, 196, 220, 224, 242, 245, 280, 308, 352, 356, 385, 392, 440, 445, 484, 490, 539, 560, 605, 616, 623, 712, 770, 784, 847, 880, 890, 968, 979, 980, 1078, 1120, 1210, 1232, 1246, 1424, 1540, 1568, 1694, 1760, 1780, 1936, 1958, 1960, 2156, 2420, 2464, 2492, 2695, 2848, 3080, 3115, 3388, 3560, 3872, 3916, 3920, 4235, 4312, 4361, 4840, 4895, 4984, 5390, 5929, 6160, 6230, 6776, 6853, 7120, 7832, 7840, 8470, 8624, 8722, 9680, 9790, 9968, 10769, 10780, 11858, 12320, 12460, 13552, 13706, 14240, 15664, 16940, 17248, 17444, 19360, 19580, 19936, 21538, 21560, 21805, 23716, 24920, 27104, 27412, 29645, 31328, 33880, 34265, 34888, 39160, 43076, 43120, 43610, 47432, 47971, 49840, 53845, 54824, 59290, 67760, 68530, 69776, 75383, 78320, 86152, 86240, 87220, 94864, 95942, 99680, 107690, 109648, 118580, 135520, 137060, 139552, 150766, 156640, 172304, 174440, 189728, 191884, 215380, 219296, 237160, 239855, 274120, 301532, 344608, 348880, 376915, 383768, 430760, 474320, 479710, 527681, 548240, 603064, 697760, 753830, 767536, 861520, 948640, 959420, 1055362, 1096480, 1206128, 1507660, 1535072, 1723040, 1918840, 2110724, 2412256, 2638405, 3015320, 3837680, 4221448, 5276810, 6030640, 7675360, 8442896, 10553620, 12061280, 16885792, 21107240, 42214480, 84428960]

約数ペア:

[(1, 84428960), (2, 42214480), (4, 21107240), (5, 16885792), (7, 12061280), (8, 10553620), (10, 8442896), (11, 7675360), (14, 6030640), (16, 5276810), (20, 4221448), (22, 3837680), (28, 3015320), (32, 2638405), (35, 2412256), (40, 2110724), (44, 1918840), (49, 1723040), (55, 1535072), (56, 1507660), (70, 1206128), (77, 1096480), (80, 1055362), (88, 959420), (89, 948640), (98, 861520), (110, 767536), (112, 753830), (121, 697760), (140, 603064), (154, 548240), (160, 527681), (176, 479710), (178, 474320), (196, 430760), (220, 383768), (224, 376915), (242, 348880), (245, 344608), (280, 301532), (308, 274120), (352, 239855), (356, 237160), (385, 219296), (392, 215380), (440, 191884), (445, 189728), (484, 174440), (490, 172304), (539, 156640), (560, 150766), (605, 139552), (616, 137060), (623, 135520), (712, 118580), (770, 109648), (784, 107690), (847, 99680), (880, 95942), (890, 94864), (968, 87220), (979, 86240), (980, 86152), (1078, 78320), (1120, 75383), (1210, 69776), (1232, 68530), (1246, 67760), (1424, 59290), (1540, 54824), (1568, 53845), (1694, 49840), (1760, 47971), (1780, 47432), (1936, 43610), (1958, 43120), (1960, 43076), (2156, 39160), (2420, 34888), (2464, 34265), (2492, 33880), (2695, 31328), (2848, 29645), (3080, 27412), (3115, 27104), (3388, 24920), (3560, 23716), (3872, 21805), (3916, 21560), (3920, 21538), (4235, 19936), (4312, 19580), (4361, 19360), (4840, 17444), (4895, 17248), (4984, 16940), (5390, 15664), (5929, 14240), (6160, 13706), (6230, 13552), (6776, 12460), (6853, 12320), (7120, 11858), (7832, 10780), (7840, 10769), (8470, 9968), (8624, 9790), (8722, 9680)]