1310555840

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^3\times {\mathrm{17}}^1\times {\mathrm{181}}^1$

素因数の和:248

約数の個数: 224

約数和(自身を含む): 3654600768

約数和(自身を除く): 2344044928

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 64, 68, 80, 85, 88, 110, 121, 136, 160, 170, 176, 181, 187, 220, 242, 272, 320, 340, 352, 362, 374, 440, 484, 544, 605, 680, 704, 724, 748, 880, 905, 935, 968, 1088, 1210, 1331, 1360, 1448, 1496, 1760, 1810, 1870, 1936, 1991, 2057, 2420, 2662, 2720, 2896, 2992, 3077, 3520, 3620, 3740, 3872, 3982, 4114, 4840, 5324, 5440, 5792, 5984, 6154, 6655, 7240, 7480, 7744, 7964, 8228, 9680, 9955, 10285, 10648, 11584, 11968, 12308, 13310, 14480, 14960, 15385, 15928, 16456, 19360, 19910, 20570, 21296, 21901, 22627, 24616, 26620, 28960, 29920, 30770, 31856, 32912, 33847, 38720, 39820, 41140, 42592, 43802, 45254, 49232, 53240, 57920, 59840, 61540, 63712, 65824, 67694, 79640, 82280, 85184, 87604, 90508, 98464, 106480, 109505, 113135, 123080, 127424, 131648, 135388, 159280, 164560, 169235, 175208, 181016, 196928, 212960, 219010, 226270, 240911, 246160, 270776, 318560, 329120, 338470, 350416, 362032, 372317, 425920, 438020, 452540, 481822, 492320, 541552, 637120, 658240, 676940, 700832, 724064, 744634, 876040, 905080, 963644, 984640, 1083104, 1204555, 1353880, 1401664, 1448128, 1489268, 1752080, 1810160, 1861585, 1927288, 2166208, 2409110, 2707760, 2978536, 3504160, 3620320, 3723170, 3854576, 4095487, 4818220, 5415520, 5957072, 7008320, 7240640, 7446340, 7709152, 8190974, 9636440, 10831040, 11914144, 14892680, 15418304, 16381948, 19272880, 20477435, 23828288, 29785360, 32763896, 38545760, 40954870, 59570720, 65527792, 77091520, 81909740, 119141440, 131055584, 163819480, 262111168, 327638960, 655277920, 1310555840]

約数ペア:

[(1, 1310555840), (2, 655277920), (4, 327638960), (5, 262111168), (8, 163819480), (10, 131055584), (11, 119141440), (16, 81909740), (17, 77091520), (20, 65527792), (22, 59570720), (32, 40954870), (34, 38545760), (40, 32763896), (44, 29785360), (55, 23828288), (64, 20477435), (68, 19272880), (80, 16381948), (85, 15418304), (88, 14892680), (110, 11914144), (121, 10831040), (136, 9636440), (160, 8190974), (170, 7709152), (176, 7446340), (181, 7240640), (187, 7008320), (220, 5957072), (242, 5415520), (272, 4818220), (320, 4095487), (340, 3854576), (352, 3723170), (362, 3620320), (374, 3504160), (440, 2978536), (484, 2707760), (544, 2409110), (605, 2166208), (680, 1927288), (704, 1861585), (724, 1810160), (748, 1752080), (880, 1489268), (905, 1448128), (935, 1401664), (968, 1353880), (1088, 1204555), (1210, 1083104), (1331, 984640), (1360, 963644), (1448, 905080), (1496, 876040), (1760, 744634), (1810, 724064), (1870, 700832), (1936, 676940), (1991, 658240), (2057, 637120), (2420, 541552), (2662, 492320), (2720, 481822), (2896, 452540), (2992, 438020), (3077, 425920), (3520, 372317), (3620, 362032), (3740, 350416), (3872, 338470), (3982, 329120), (4114, 318560), (4840, 270776), (5324, 246160), (5440, 240911), (5792, 226270), (5984, 219010), (6154, 212960), (6655, 196928), (7240, 181016), (7480, 175208), (7744, 169235), (7964, 164560), (8228, 159280), (9680, 135388), (9955, 131648), (10285, 127424), (10648, 123080), (11584, 113135), (11968, 109505), (12308, 106480), (13310, 98464), (14480, 90508), (14960, 87604), (15385, 85184), (15928, 82280), (16456, 79640), (19360, 67694), (19910, 65824), (20570, 63712), (21296, 61540), (21901, 59840), (22627, 57920), (24616, 53240), (26620, 49232), (28960, 45254), (29920, 43802), (30770, 42592), (31856, 41140), (32912, 39820), (33847, 38720)]