64985760

素因数分解:

$2^5\times 3^3\times 5^1\times 7^2\times {\mathrm{307}}^1$

素因数の和:345

約数の個数: 288

約数和(自身を含む): 265446720

約数和(自身を除く): 200460960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 98, 105, 108, 112, 120, 126, 135, 140, 144, 147, 160, 168, 180, 189, 196, 210, 216, 224, 240, 245, 252, 270, 280, 288, 294, 307, 315, 336, 360, 378, 392, 420, 432, 441, 480, 490, 504, 540, 560, 588, 614, 630, 672, 720, 735, 756, 784, 840, 864, 882, 921, 945, 980, 1008, 1080, 1120, 1176, 1228, 1260, 1323, 1440, 1470, 1512, 1535, 1568, 1680, 1764, 1842, 1890, 1960, 2016, 2149, 2160, 2205, 2352, 2456, 2520, 2646, 2763, 2940, 3024, 3070, 3360, 3528, 3684, 3780, 3920, 4298, 4320, 4410, 4605, 4704, 4912, 5040, 5292, 5526, 5880, 6048, 6140, 6447, 6615, 7056, 7368, 7560, 7840, 8289, 8596, 8820, 9210, 9824, 10080, 10584, 10745, 11052, 11760, 12280, 12894, 13230, 13815, 14112, 14736, 15043, 15120, 16578, 17192, 17640, 18420, 19341, 21168, 21490, 22104, 23520, 24560, 25788, 26460, 27630, 29472, 30086, 30240, 32235, 33156, 34384, 35280, 36840, 38682, 41445, 42336, 42980, 44208, 45129, 49120, 51576, 52920, 55260, 58023, 60172, 64470, 66312, 68768, 70560, 73680, 75215, 77364, 82890, 85960, 88416, 90258, 96705, 103152, 105840, 110520, 116046, 120344, 128940, 132624, 135387, 147360, 150430, 154728, 165780, 171920, 180516, 193410, 206304, 211680, 221040, 225645, 232092, 240688, 257880, 265248, 270774, 290115, 300860, 309456, 331560, 343840, 361032, 386820, 406161, 442080, 451290, 464184, 481376, 515760, 541548, 580230, 601720, 618912, 663120, 676935, 722064, 773640, 812322, 902580, 928368, 1031520, 1083096, 1160460, 1203440, 1326240, 1353870, 1444128, 1547280, 1624644, 1805160, 1856736, 2030805, 2166192, 2320920, 2406880, 2707740, 3094560, 3249288, 3610320, 4061610, 4332384, 4641840, 5415480, 6498576, 7220640, 8123220, 9283680, 10830960, 12997152, 16246440, 21661920, 32492880, 64985760]

約数ペア:

[(1, 64985760), (2, 32492880), (3, 21661920), (4, 16246440), (5, 12997152), (6, 10830960), (7, 9283680), (8, 8123220), (9, 7220640), (10, 6498576), (12, 5415480), (14, 4641840), (15, 4332384), (16, 4061610), (18, 3610320), (20, 3249288), (21, 3094560), (24, 2707740), (27, 2406880), (28, 2320920), (30, 2166192), (32, 2030805), (35, 1856736), (36, 1805160), (40, 1624644), (42, 1547280), (45, 1444128), (48, 1353870), (49, 1326240), (54, 1203440), (56, 1160460), (60, 1083096), (63, 1031520), (70, 928368), (72, 902580), (80, 812322), (84, 773640), (90, 722064), (96, 676935), (98, 663120), (105, 618912), (108, 601720), (112, 580230), (120, 541548), (126, 515760), (135, 481376), (140, 464184), (144, 451290), (147, 442080), (160, 406161), (168, 386820), (180, 361032), (189, 343840), (196, 331560), (210, 309456), (216, 300860), (224, 290115), (240, 270774), (245, 265248), (252, 257880), (270, 240688), (280, 232092), (288, 225645), (294, 221040), (307, 211680), (315, 206304), (336, 193410), (360, 180516), (378, 171920), (392, 165780), (420, 154728), (432, 150430), (441, 147360), (480, 135387), (490, 132624), (504, 128940), (540, 120344), (560, 116046), (588, 110520), (614, 105840), (630, 103152), (672, 96705), (720, 90258), (735, 88416), (756, 85960), (784, 82890), (840, 77364), (864, 75215), (882, 73680), (921, 70560), (945, 68768), (980, 66312), (1008, 64470), (1080, 60172), (1120, 58023), (1176, 55260), (1228, 52920), (1260, 51576), (1323, 49120), (1440, 45129), (1470, 44208), (1512, 42980), (1535, 42336), (1568, 41445), (1680, 38682), (1764, 36840), (1842, 35280), (1890, 34384), (1960, 33156), (2016, 32235), (2149, 30240), (2160, 30086), (2205, 29472), (2352, 27630), (2456, 26460), (2520, 25788), (2646, 24560), (2763, 23520), (2940, 22104), (3024, 21490), (3070, 21168), (3360, 19341), (3528, 18420), (3684, 17640), (3780, 17192), (3920, 16578), (4298, 15120), (4320, 15043), (4410, 14736), (4605, 14112), (4704, 13815), (4912, 13230), (5040, 12894), (5292, 12280), (5526, 11760), (5880, 11052), (6048, 10745), (6140, 10584), (6447, 10080), (6615, 9824), (7056, 9210), (7368, 8820), (7560, 8596), (7840, 8289)]