665687568

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{593}}^1$

素因数の和:881

約数の個数: 160

約数和(自身を含む): 2128363776

約数和(自身を除く): 1462676208

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 52, 56, 78, 84, 91, 104, 112, 156, 168, 182, 208, 257, 273, 312, 336, 364, 514, 546, 593, 624, 728, 771, 1028, 1092, 1186, 1456, 1542, 1779, 1799, 2056, 2184, 2372, 3084, 3341, 3558, 3598, 4112, 4151, 4368, 4744, 5397, 6168, 6682, 7116, 7196, 7709, 8302, 9488, 10023, 10794, 12336, 12453, 13364, 14232, 14392, 15418, 16604, 20046, 21588, 23127, 23387, 24906, 26728, 28464, 28784, 30836, 33208, 40092, 43176, 46254, 46774, 49812, 53456, 53963, 61672, 66416, 70161, 80184, 86352, 92508, 93548, 99624, 107926, 123344, 140322, 152401, 160368, 161889, 185016, 187096, 199248, 215852, 280644, 304802, 323778, 370032, 374192, 431704, 457203, 561288, 609604, 647556, 863408, 914406, 1066807, 1122576, 1219208, 1295112, 1828812, 1981213, 2133614, 2438416, 2590224, 3200421, 3657624, 3962426, 4267228, 5943639, 6400842, 7315248, 7924852, 8534456, 11887278, 12801684, 13868491, 15849704, 17068912, 23774556, 25603368, 27736982, 31699408, 41605473, 47549112, 51206736, 55473964, 83210946, 95098224, 110947928, 166421892, 221895856, 332843784, 665687568]

約数ペア:

[(1, 665687568), (2, 332843784), (3, 221895856), (4, 166421892), (6, 110947928), (7, 95098224), (8, 83210946), (12, 55473964), (13, 51206736), (14, 47549112), (16, 41605473), (21, 31699408), (24, 27736982), (26, 25603368), (28, 23774556), (39, 17068912), (42, 15849704), (48, 13868491), (52, 12801684), (56, 11887278), (78, 8534456), (84, 7924852), (91, 7315248), (104, 6400842), (112, 5943639), (156, 4267228), (168, 3962426), (182, 3657624), (208, 3200421), (257, 2590224), (273, 2438416), (312, 2133614), (336, 1981213), (364, 1828812), (514, 1295112), (546, 1219208), (593, 1122576), (624, 1066807), (728, 914406), (771, 863408), (1028, 647556), (1092, 609604), (1186, 561288), (1456, 457203), (1542, 431704), (1779, 374192), (1799, 370032), (2056, 323778), (2184, 304802), (2372, 280644), (3084, 215852), (3341, 199248), (3558, 187096), (3598, 185016), (4112, 161889), (4151, 160368), (4368, 152401), (4744, 140322), (5397, 123344), (6168, 107926), (6682, 99624), (7116, 93548), (7196, 92508), (7709, 86352), (8302, 80184), (9488, 70161), (10023, 66416), (10794, 61672), (12336, 53963), (12453, 53456), (13364, 49812), (14232, 46774), (14392, 46254), (15418, 43176), (16604, 40092), (20046, 33208), (21588, 30836), (23127, 28784), (23387, 28464), (24906, 26728)]