1784828640

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31247}}^1$

素因数の和:31289

約数の個数: 192

約数和(自身を含む): 6803564544

約数和(自身を除く): 5018735904

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 32, 34, 35, 40, 42, 48, 51, 56, 60, 68, 70, 80, 84, 85, 96, 102, 105, 112, 119, 120, 136, 140, 160, 168, 170, 204, 210, 224, 238, 240, 255, 272, 280, 336, 340, 357, 408, 420, 476, 480, 510, 544, 560, 595, 672, 680, 714, 816, 840, 952, 1020, 1120, 1190, 1360, 1428, 1632, 1680, 1785, 1904, 2040, 2380, 2720, 2856, 3360, 3570, 3808, 4080, 4760, 5712, 7140, 8160, 9520, 11424, 14280, 19040, 28560, 31247, 57120, 62494, 93741, 124988, 156235, 187482, 218729, 249976, 312470, 374964, 437458, 468705, 499952, 531199, 624940, 656187, 749928, 874916, 937410, 999904, 1062398, 1093645, 1249880, 1312374, 1499856, 1593597, 1749832, 1874820, 2124796, 2187290, 2499760, 2624748, 2655995, 2999712, 3187194, 3280935, 3499664, 3718393, 3749640, 4249592, 4374580, 4999520, 5249496, 5311990, 6374388, 6561870, 6999328, 7436786, 7499280, 7967985, 8499184, 8749160, 10498992, 10623980, 11155179, 12748776, 13123740, 14873572, 14998560, 15935970, 16998368, 17498320, 18591965, 20997984, 21247960, 22310358, 25497552, 26247480, 29747144, 31871940, 34996640, 37183930, 42495920, 44620716, 50995104, 52494960, 55775895, 59494288, 63743880, 74367860, 84991840, 89241432, 104989920, 111551790, 118988576, 127487760, 148735720, 178482864, 223103580, 254975520, 297471440, 356965728, 446207160, 594942880, 892414320, 1784828640]

約数ペア:

[(1, 1784828640), (2, 892414320), (3, 594942880), (4, 446207160), (5, 356965728), (6, 297471440), (7, 254975520), (8, 223103580), (10, 178482864), (12, 148735720), (14, 127487760), (15, 118988576), (16, 111551790), (17, 104989920), (20, 89241432), (21, 84991840), (24, 74367860), (28, 63743880), (30, 59494288), (32, 55775895), (34, 52494960), (35, 50995104), (40, 44620716), (42, 42495920), (48, 37183930), (51, 34996640), (56, 31871940), (60, 29747144), (68, 26247480), (70, 25497552), (80, 22310358), (84, 21247960), (85, 20997984), (96, 18591965), (102, 17498320), (105, 16998368), (112, 15935970), (119, 14998560), (120, 14873572), (136, 13123740), (140, 12748776), (160, 11155179), (168, 10623980), (170, 10498992), (204, 8749160), (210, 8499184), (224, 7967985), (238, 7499280), (240, 7436786), (255, 6999328), (272, 6561870), (280, 6374388), (336, 5311990), (340, 5249496), (357, 4999520), (408, 4374580), (420, 4249592), (476, 3749640), (480, 3718393), (510, 3499664), (544, 3280935), (560, 3187194), (595, 2999712), (672, 2655995), (680, 2624748), (714, 2499760), (816, 2187290), (840, 2124796), (952, 1874820), (1020, 1749832), (1120, 1593597), (1190, 1499856), (1360, 1312374), (1428, 1249880), (1632, 1093645), (1680, 1062398), (1785, 999904), (1904, 937410), (2040, 874916), (2380, 749928), (2720, 656187), (2856, 624940), (3360, 531199), (3570, 499952), (3808, 468705), (4080, 437458), (4760, 374964), (5712, 312470), (7140, 249976), (8160, 218729), (9520, 187482), (11424, 156235), (14280, 124988), (19040, 93741), (28560, 62494), (31247, 57120)]