858214280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{347}}^1$

素因数の和:460

約数の個数: 192

約数和(自身を含む): 2466011520

約数和(自身を除く): 1607797240

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 73, 77, 88, 110, 121, 140, 146, 154, 220, 242, 280, 292, 308, 347, 365, 385, 440, 484, 511, 584, 605, 616, 694, 730, 770, 803, 847, 968, 1022, 1210, 1388, 1460, 1540, 1606, 1694, 1735, 2044, 2420, 2429, 2555, 2776, 2920, 3080, 3212, 3388, 3470, 3817, 4015, 4088, 4235, 4840, 4858, 5110, 5621, 6424, 6776, 6940, 7634, 8030, 8470, 8833, 9716, 10220, 11242, 12145, 13880, 15268, 16060, 16940, 17666, 19085, 19432, 20440, 22484, 24290, 25331, 26719, 28105, 30536, 32120, 33880, 35332, 38170, 41987, 44165, 44968, 48580, 50662, 53438, 56210, 61831, 70664, 76340, 83974, 88330, 97160, 101324, 106876, 112420, 123662, 126655, 133595, 152680, 167948, 176660, 177317, 202648, 209935, 213752, 224840, 247324, 253310, 267190, 278641, 293909, 309155, 335896, 353320, 354634, 419870, 494648, 506620, 534380, 557282, 587818, 618310, 709268, 839740, 886585, 1013240, 1068760, 1114564, 1175636, 1236620, 1393205, 1418536, 1469545, 1679480, 1773170, 1950487, 2229128, 2351272, 2473240, 2786410, 2939090, 3065051, 3546340, 3900974, 5572820, 5878180, 6130102, 7092680, 7801948, 9752435, 11145640, 11756360, 12260204, 15325255, 15603896, 19504870, 21455357, 24520408, 30650510, 39009740, 42910714, 61301020, 78019480, 85821428, 107276785, 122602040, 171642856, 214553570, 429107140, 858214280]

約数ペア:

[(1, 858214280), (2, 429107140), (4, 214553570), (5, 171642856), (7, 122602040), (8, 107276785), (10, 85821428), (11, 78019480), (14, 61301020), (20, 42910714), (22, 39009740), (28, 30650510), (35, 24520408), (40, 21455357), (44, 19504870), (55, 15603896), (56, 15325255), (70, 12260204), (73, 11756360), (77, 11145640), (88, 9752435), (110, 7801948), (121, 7092680), (140, 6130102), (146, 5878180), (154, 5572820), (220, 3900974), (242, 3546340), (280, 3065051), (292, 2939090), (308, 2786410), (347, 2473240), (365, 2351272), (385, 2229128), (440, 1950487), (484, 1773170), (511, 1679480), (584, 1469545), (605, 1418536), (616, 1393205), (694, 1236620), (730, 1175636), (770, 1114564), (803, 1068760), (847, 1013240), (968, 886585), (1022, 839740), (1210, 709268), (1388, 618310), (1460, 587818), (1540, 557282), (1606, 534380), (1694, 506620), (1735, 494648), (2044, 419870), (2420, 354634), (2429, 353320), (2555, 335896), (2776, 309155), (2920, 293909), (3080, 278641), (3212, 267190), (3388, 253310), (3470, 247324), (3817, 224840), (4015, 213752), (4088, 209935), (4235, 202648), (4840, 177317), (4858, 176660), (5110, 167948), (5621, 152680), (6424, 133595), (6776, 126655), (6940, 123662), (7634, 112420), (8030, 106876), (8470, 101324), (8833, 97160), (9716, 88330), (10220, 83974), (11242, 76340), (12145, 70664), (13880, 61831), (15268, 56210), (16060, 53438), (16940, 50662), (17666, 48580), (19085, 44968), (19432, 44165), (20440, 41987), (22484, 38170), (24290, 35332), (25331, 33880), (26719, 32120), (28105, 30536)]