161821296

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1$

素因数の和:320

約数の個数: 240

約数和(自身を含む): 570338496

約数和(自身を除く): 408517200

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, 144, 156, 159, 168, 182, 208, 212, 233, 234, 252, 273, 312, 318, 336, 364, 371, 424, 466, 468, 477, 504, 546, 624, 636, 689, 699, 728, 742, 819, 848, 932, 936, 954, 1008, 1092, 1113, 1272, 1378, 1398, 1456, 1484, 1631, 1638, 1864, 1872, 1908, 2067, 2097, 2184, 2226, 2544, 2756, 2796, 2968, 3029, 3262, 3276, 3339, 3728, 3816, 4134, 4194, 4368, 4452, 4823, 4893, 5512, 5592, 5936, 6058, 6201, 6524, 6552, 6678, 7632, 8268, 8388, 8904, 9087, 9646, 9786, 11024, 11184, 12116, 12349, 12402, 13048, 13104, 13356, 14469, 14679, 16536, 16776, 17808, 18174, 19292, 19572, 21203, 24232, 24698, 24804, 26096, 26712, 27261, 28938, 29358, 33072, 33552, 36348, 37047, 38584, 39144, 42406, 43407, 48464, 49396, 49608, 53424, 54522, 57876, 58716, 63609, 72696, 74094, 77168, 78288, 84812, 86443, 86814, 98792, 99216, 109044, 111141, 115752, 117432, 127218, 145392, 148188, 160537, 169624, 172886, 173628, 190827, 197584, 218088, 222282, 231504, 234864, 254436, 259329, 296376, 321074, 339248, 345772, 347256, 381654, 436176, 444564, 481611, 508872, 518658, 592752, 642148, 691544, 694512, 763308, 777987, 889128, 963222, 1017744, 1037316, 1123759, 1284296, 1383088, 1444833, 1526616, 1555974, 1778256, 1926444, 2074632, 2247518, 2568592, 2889666, 3053232, 3111948, 3371277, 3852888, 4149264, 4495036, 5779332, 6223896, 6742554, 7705776, 8990072, 10113831, 11558664, 12447792, 13485108, 17980144, 20227662, 23117328, 26970216, 40455324, 53940432, 80910648, 161821296]

約数ペア:

[(1, 161821296), (2, 80910648), (3, 53940432), (4, 40455324), (6, 26970216), (7, 23117328), (8, 20227662), (9, 17980144), (12, 13485108), (13, 12447792), (14, 11558664), (16, 10113831), (18, 8990072), (21, 7705776), (24, 6742554), (26, 6223896), (28, 5779332), (36, 4495036), (39, 4149264), (42, 3852888), (48, 3371277), (52, 3111948), (53, 3053232), (56, 2889666), (63, 2568592), (72, 2247518), (78, 2074632), (84, 1926444), (91, 1778256), (104, 1555974), (106, 1526616), (112, 1444833), (117, 1383088), (126, 1284296), (144, 1123759), (156, 1037316), (159, 1017744), (168, 963222), (182, 889128), (208, 777987), (212, 763308), (233, 694512), (234, 691544), (252, 642148), (273, 592752), (312, 518658), (318, 508872), (336, 481611), (364, 444564), (371, 436176), (424, 381654), (466, 347256), (468, 345772), (477, 339248), (504, 321074), (546, 296376), (624, 259329), (636, 254436), (689, 234864), (699, 231504), (728, 222282), (742, 218088), (819, 197584), (848, 190827), (932, 173628), (936, 172886), (954, 169624), (1008, 160537), (1092, 148188), (1113, 145392), (1272, 127218), (1378, 117432), (1398, 115752), (1456, 111141), (1484, 109044), (1631, 99216), (1638, 98792), (1864, 86814), (1872, 86443), (1908, 84812), (2067, 78288), (2097, 77168), (2184, 74094), (2226, 72696), (2544, 63609), (2756, 58716), (2796, 57876), (2968, 54522), (3029, 53424), (3262, 49608), (3276, 49396), (3339, 48464), (3728, 43407), (3816, 42406), (4134, 39144), (4194, 38584), (4368, 37047), (4452, 36348), (4823, 33552), (4893, 33072), (5512, 29358), (5592, 28938), (5936, 27261), (6058, 26712), (6201, 26096), (6524, 24804), (6552, 24698), (6678, 24232), (7632, 21203), (8268, 19572), (8388, 19292), (8904, 18174), (9087, 17808), (9646, 16776), (9786, 16536), (11024, 14679), (11184, 14469), (12116, 13356), (12349, 13104), (12402, 13048)]