90981072

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:218

約数の個数: 240

約数和(自身を含む): 321729408

約数和(自身を除く): 230748336

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 36, 39, 42, 48, 52, 53, 56, 63, 72, 78, 84, 91, 104, 106, 112, 117, 126, 131, 144, 156, 159, 168, 182, 208, 212, 234, 252, 262, 273, 312, 318, 336, 364, 371, 393, 424, 468, 477, 504, 524, 546, 624, 636, 689, 728, 742, 786, 819, 848, 917, 936, 954, 1008, 1048, 1092, 1113, 1179, 1272, 1378, 1456, 1484, 1572, 1638, 1703, 1834, 1872, 1908, 2067, 2096, 2184, 2226, 2358, 2544, 2751, 2756, 2968, 3144, 3276, 3339, 3406, 3668, 3816, 4134, 4368, 4452, 4716, 4823, 5109, 5502, 5512, 5936, 6201, 6288, 6552, 6678, 6812, 6943, 7336, 7632, 8253, 8268, 8904, 9432, 9646, 10218, 11004, 11024, 11921, 12402, 13104, 13356, 13624, 13886, 14469, 14672, 15327, 16506, 16536, 17808, 18864, 19292, 20436, 20829, 22008, 23842, 24804, 26712, 27248, 27772, 28938, 30654, 33012, 33072, 35763, 38584, 40872, 41658, 43407, 44016, 47684, 48601, 49608, 53424, 55544, 57876, 61308, 62487, 66024, 71526, 77168, 81744, 83316, 86814, 90259, 95368, 97202, 99216, 107289, 111088, 115752, 122616, 124974, 132048, 143052, 145803, 166632, 173628, 180518, 190736, 194404, 214578, 231504, 245232, 249948, 270777, 286104, 291606, 333264, 347256, 361036, 388808, 429156, 437409, 499896, 541554, 572208, 583212, 631813, 694512, 722072, 777616, 812331, 858312, 874818, 999792, 1083108, 1166424, 1263626, 1444144, 1624662, 1716624, 1749636, 1895439, 2166216, 2332848, 2527252, 3249324, 3499272, 3790878, 4332432, 5054504, 5686317, 6498648, 6998544, 7581756, 10109008, 11372634, 12997296, 15163512, 22745268, 30327024, 45490536, 90981072]

約数ペア:

[(1, 90981072), (2, 45490536), (3, 30327024), (4, 22745268), (6, 15163512), (7, 12997296), (8, 11372634), (9, 10109008), (12, 7581756), (13, 6998544), (14, 6498648), (16, 5686317), (18, 5054504), (21, 4332432), (24, 3790878), (26, 3499272), (28, 3249324), (36, 2527252), (39, 2332848), (42, 2166216), (48, 1895439), (52, 1749636), (53, 1716624), (56, 1624662), (63, 1444144), (72, 1263626), (78, 1166424), (84, 1083108), (91, 999792), (104, 874818), (106, 858312), (112, 812331), (117, 777616), (126, 722072), (131, 694512), (144, 631813), (156, 583212), (159, 572208), (168, 541554), (182, 499896), (208, 437409), (212, 429156), (234, 388808), (252, 361036), (262, 347256), (273, 333264), (312, 291606), (318, 286104), (336, 270777), (364, 249948), (371, 245232), (393, 231504), (424, 214578), (468, 194404), (477, 190736), (504, 180518), (524, 173628), (546, 166632), (624, 145803), (636, 143052), (689, 132048), (728, 124974), (742, 122616), (786, 115752), (819, 111088), (848, 107289), (917, 99216), (936, 97202), (954, 95368), (1008, 90259), (1048, 86814), (1092, 83316), (1113, 81744), (1179, 77168), (1272, 71526), (1378, 66024), (1456, 62487), (1484, 61308), (1572, 57876), (1638, 55544), (1703, 53424), (1834, 49608), (1872, 48601), (1908, 47684), (2067, 44016), (2096, 43407), (2184, 41658), (2226, 40872), (2358, 38584), (2544, 35763), (2751, 33072), (2756, 33012), (2968, 30654), (3144, 28938), (3276, 27772), (3339, 27248), (3406, 26712), (3668, 24804), (3816, 23842), (4134, 22008), (4368, 20829), (4452, 20436), (4716, 19292), (4823, 18864), (5109, 17808), (5502, 16536), (5512, 16506), (5936, 15327), (6201, 14672), (6288, 14469), (6552, 13886), (6678, 13624), (6812, 13356), (6943, 13104), (7336, 12402), (7632, 11921), (8253, 11024), (8268, 11004), (8904, 10218), (9432, 9646)]