1221225408

素因数分解:

$2^6\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5261}}^1$

素因数の和:5323

約数の個数: 168

約数和(自身を含む): 3892027776

約数和(自身を除く): 2670802368

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 31, 32, 36, 39, 48, 52, 62, 64, 72, 78, 93, 96, 104, 117, 124, 144, 156, 186, 192, 208, 234, 248, 279, 288, 312, 372, 403, 416, 468, 496, 558, 576, 624, 744, 806, 832, 936, 992, 1116, 1209, 1248, 1488, 1612, 1872, 1984, 2232, 2418, 2496, 2976, 3224, 3627, 3744, 4464, 4836, 5261, 5952, 6448, 7254, 7488, 8928, 9672, 10522, 12896, 14508, 15783, 17856, 19344, 21044, 25792, 29016, 31566, 38688, 42088, 47349, 58032, 63132, 68393, 77376, 84176, 94698, 116064, 126264, 136786, 163091, 168352, 189396, 205179, 232128, 252528, 273572, 326182, 336704, 378792, 410358, 489273, 505056, 547144, 615537, 652364, 757584, 820716, 978546, 1010112, 1094288, 1231074, 1304728, 1467819, 1515168, 1641432, 1957092, 2120183, 2188576, 2462148, 2609456, 2935638, 3030336, 3282864, 3914184, 4240366, 4377152, 4924296, 5218912, 5871276, 6360549, 6565728, 7828368, 8480732, 9848592, 10437824, 11742552, 12721098, 13131456, 15656736, 16961464, 19081647, 19697184, 23485104, 25442196, 31313472, 33922928, 38163294, 39394368, 46970208, 50884392, 67845856, 76326588, 93940416, 101768784, 135691712, 152653176, 203537568, 305306352, 407075136, 610612704, 1221225408]

約数ペア:

[(1, 1221225408), (2, 610612704), (3, 407075136), (4, 305306352), (6, 203537568), (8, 152653176), (9, 135691712), (12, 101768784), (13, 93940416), (16, 76326588), (18, 67845856), (24, 50884392), (26, 46970208), (31, 39394368), (32, 38163294), (36, 33922928), (39, 31313472), (48, 25442196), (52, 23485104), (62, 19697184), (64, 19081647), (72, 16961464), (78, 15656736), (93, 13131456), (96, 12721098), (104, 11742552), (117, 10437824), (124, 9848592), (144, 8480732), (156, 7828368), (186, 6565728), (192, 6360549), (208, 5871276), (234, 5218912), (248, 4924296), (279, 4377152), (288, 4240366), (312, 3914184), (372, 3282864), (403, 3030336), (416, 2935638), (468, 2609456), (496, 2462148), (558, 2188576), (576, 2120183), (624, 1957092), (744, 1641432), (806, 1515168), (832, 1467819), (936, 1304728), (992, 1231074), (1116, 1094288), (1209, 1010112), (1248, 978546), (1488, 820716), (1612, 757584), (1872, 652364), (1984, 615537), (2232, 547144), (2418, 505056), (2496, 489273), (2976, 410358), (3224, 378792), (3627, 336704), (3744, 326182), (4464, 273572), (4836, 252528), (5261, 232128), (5952, 205179), (6448, 189396), (7254, 168352), (7488, 163091), (8928, 136786), (9672, 126264), (10522, 116064), (12896, 94698), (14508, 84176), (15783, 77376), (17856, 68393), (19344, 63132), (21044, 58032), (25792, 47349), (29016, 42088), (31566, 38688)]