67217920

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1$

素因数の和:83

約数の個数: 240

約数和(自身を含む): 208986624

約数和(自身を除く): 141768704

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 31, 32, 35, 40, 44, 55, 56, 62, 64, 70, 77, 80, 88, 110, 112, 121, 124, 128, 140, 154, 155, 160, 176, 217, 220, 224, 242, 248, 256, 280, 308, 310, 320, 341, 352, 385, 434, 440, 448, 484, 496, 512, 560, 605, 616, 620, 640, 682, 704, 770, 847, 868, 880, 896, 968, 992, 1085, 1120, 1210, 1232, 1240, 1280, 1364, 1408, 1540, 1694, 1705, 1736, 1760, 1792, 1936, 1984, 2170, 2240, 2387, 2420, 2464, 2480, 2560, 2728, 2816, 3080, 3388, 3410, 3472, 3520, 3584, 3751, 3872, 3968, 4235, 4340, 4480, 4774, 4840, 4928, 4960, 5456, 5632, 6160, 6776, 6820, 6944, 7040, 7502, 7744, 7936, 8470, 8680, 8960, 9548, 9680, 9856, 9920, 10912, 11935, 12320, 13552, 13640, 13888, 14080, 15004, 15488, 15872, 16940, 17360, 17920, 18755, 19096, 19360, 19712, 19840, 21824, 23870, 24640, 26257, 27104, 27280, 27776, 28160, 30008, 30976, 33880, 34720, 37510, 38192, 38720, 39424, 39680, 43648, 47740, 49280, 52514, 54208, 54560, 55552, 60016, 61952, 67760, 69440, 75020, 76384, 77440, 79360, 87296, 95480, 98560, 105028, 108416, 109120, 111104, 120032, 131285, 135520, 138880, 150040, 152768, 154880, 174592, 190960, 197120, 210056, 216832, 218240, 240064, 262570, 271040, 277760, 300080, 305536, 309760, 381920, 420112, 433664, 436480, 480128, 525140, 542080, 555520, 600160, 611072, 763840, 840224, 872960, 960256, 1050280, 1084160, 1200320, 1222144, 1527680, 1680448, 1920512, 2100560, 2168320, 2400640, 3055360, 3360896, 4201120, 4801280, 6110720, 6721792, 8402240, 9602560, 13443584, 16804480, 33608960, 67217920]

約数ペア:

[(1, 67217920), (2, 33608960), (4, 16804480), (5, 13443584), (7, 9602560), (8, 8402240), (10, 6721792), (11, 6110720), (14, 4801280), (16, 4201120), (20, 3360896), (22, 3055360), (28, 2400640), (31, 2168320), (32, 2100560), (35, 1920512), (40, 1680448), (44, 1527680), (55, 1222144), (56, 1200320), (62, 1084160), (64, 1050280), (70, 960256), (77, 872960), (80, 840224), (88, 763840), (110, 611072), (112, 600160), (121, 555520), (124, 542080), (128, 525140), (140, 480128), (154, 436480), (155, 433664), (160, 420112), (176, 381920), (217, 309760), (220, 305536), (224, 300080), (242, 277760), (248, 271040), (256, 262570), (280, 240064), (308, 218240), (310, 216832), (320, 210056), (341, 197120), (352, 190960), (385, 174592), (434, 154880), (440, 152768), (448, 150040), (484, 138880), (496, 135520), (512, 131285), (560, 120032), (605, 111104), (616, 109120), (620, 108416), (640, 105028), (682, 98560), (704, 95480), (770, 87296), (847, 79360), (868, 77440), (880, 76384), (896, 75020), (968, 69440), (992, 67760), (1085, 61952), (1120, 60016), (1210, 55552), (1232, 54560), (1240, 54208), (1280, 52514), (1364, 49280), (1408, 47740), (1540, 43648), (1694, 39680), (1705, 39424), (1736, 38720), (1760, 38192), (1792, 37510), (1936, 34720), (1984, 33880), (2170, 30976), (2240, 30008), (2387, 28160), (2420, 27776), (2464, 27280), (2480, 27104), (2560, 26257), (2728, 24640), (2816, 23870), (3080, 21824), (3388, 19840), (3410, 19712), (3472, 19360), (3520, 19096), (3584, 18755), (3751, 17920), (3872, 17360), (3968, 16940), (4235, 15872), (4340, 15488), (4480, 15004), (4774, 14080), (4840, 13888), (4928, 13640), (4960, 13552), (5456, 12320), (5632, 11935), (6160, 10912), (6776, 9920), (6820, 9856), (6944, 9680), (7040, 9548), (7502, 8960), (7744, 8680), (7936, 8470)]