171939768

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{421}}^1$

素因数の和:478

約数の個数: 256

約数和(自身を含む): 612541440

約数和(自身を除く): 440601672

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 13, 14, 17, 21, 22, 24, 26, 28, 33, 34, 39, 42, 44, 51, 52, 56, 66, 68, 77, 78, 84, 88, 91, 102, 104, 119, 132, 136, 143, 154, 156, 168, 182, 187, 204, 221, 231, 238, 264, 273, 286, 308, 312, 357, 364, 374, 408, 421, 429, 442, 462, 476, 546, 561, 572, 616, 663, 714, 728, 748, 842, 858, 884, 924, 952, 1001, 1092, 1122, 1144, 1263, 1309, 1326, 1428, 1496, 1547, 1684, 1716, 1768, 1848, 2002, 2184, 2244, 2431, 2526, 2618, 2652, 2856, 2947, 3003, 3094, 3368, 3432, 3927, 4004, 4488, 4631, 4641, 4862, 5052, 5236, 5304, 5473, 5894, 6006, 6188, 7157, 7293, 7854, 8008, 8841, 9262, 9282, 9724, 10104, 10472, 10946, 11788, 12012, 12376, 13893, 14314, 14586, 15708, 16419, 17017, 17682, 18524, 18564, 19448, 21471, 21892, 23576, 24024, 27786, 28628, 29172, 31416, 32417, 32838, 34034, 35364, 37048, 37128, 38311, 42942, 43784, 50099, 51051, 55572, 57256, 58344, 60203, 64834, 65676, 68068, 70728, 76622, 78727, 85884, 93041, 97251, 100198, 102102, 111144, 114933, 120406, 129668, 131352, 136136, 150297, 153244, 157454, 171768, 180609, 186082, 194502, 200396, 204204, 229866, 236181, 240812, 259336, 279123, 300594, 306488, 314908, 361218, 372164, 389004, 400792, 408408, 421421, 459732, 472362, 481624, 551089, 558246, 601188, 629816, 651287, 722436, 744328, 778008, 842842, 919464, 944724, 1023451, 1102178, 1116492, 1202376, 1264263, 1302574, 1444872, 1653267, 1685684, 1889448, 1953861, 2046902, 2204356, 2232984, 2528526, 2605148, 3070353, 3306534, 3371368, 3907722, 4093804, 4408712, 5057052, 5210296, 6140706, 6613068, 7164157, 7815444, 8187608, 10114104, 12281412, 13226136, 14328314, 15630888, 21492471, 24562824, 28656628, 42984942, 57313256, 85969884, 171939768]

約数ペア:

[(1, 171939768), (2, 85969884), (3, 57313256), (4, 42984942), (6, 28656628), (7, 24562824), (8, 21492471), (11, 15630888), (12, 14328314), (13, 13226136), (14, 12281412), (17, 10114104), (21, 8187608), (22, 7815444), (24, 7164157), (26, 6613068), (28, 6140706), (33, 5210296), (34, 5057052), (39, 4408712), (42, 4093804), (44, 3907722), (51, 3371368), (52, 3306534), (56, 3070353), (66, 2605148), (68, 2528526), (77, 2232984), (78, 2204356), (84, 2046902), (88, 1953861), (91, 1889448), (102, 1685684), (104, 1653267), (119, 1444872), (132, 1302574), (136, 1264263), (143, 1202376), (154, 1116492), (156, 1102178), (168, 1023451), (182, 944724), (187, 919464), (204, 842842), (221, 778008), (231, 744328), (238, 722436), (264, 651287), (273, 629816), (286, 601188), (308, 558246), (312, 551089), (357, 481624), (364, 472362), (374, 459732), (408, 421421), (421, 408408), (429, 400792), (442, 389004), (462, 372164), (476, 361218), (546, 314908), (561, 306488), (572, 300594), (616, 279123), (663, 259336), (714, 240812), (728, 236181), (748, 229866), (842, 204204), (858, 200396), (884, 194502), (924, 186082), (952, 180609), (1001, 171768), (1092, 157454), (1122, 153244), (1144, 150297), (1263, 136136), (1309, 131352), (1326, 129668), (1428, 120406), (1496, 114933), (1547, 111144), (1684, 102102), (1716, 100198), (1768, 97251), (1848, 93041), (2002, 85884), (2184, 78727), (2244, 76622), (2431, 70728), (2526, 68068), (2618, 65676), (2652, 64834), (2856, 60203), (2947, 58344), (3003, 57256), (3094, 55572), (3368, 51051), (3432, 50099), (3927, 43784), (4004, 42942), (4488, 38311), (4631, 37128), (4641, 37048), (4862, 35364), (5052, 34034), (5236, 32838), (5304, 32417), (5473, 31416), (5894, 29172), (6006, 28628), (6188, 27786), (7157, 24024), (7293, 23576), (7854, 21892), (8008, 21471), (8841, 19448), (9262, 18564), (9282, 18524), (9724, 17682), (10104, 17017), (10472, 16419), (10946, 15708), (11788, 14586), (12012, 14314), (12376, 13893)]