161543928

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1$

素因数の和:294

約数の個数: 256

約数和(自身を含む): 556416000

約数和(自身を除く): 394872072

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 17, 19, 21, 24, 26, 28, 34, 38, 39, 42, 51, 52, 56, 57, 68, 76, 78, 84, 91, 102, 104, 114, 119, 133, 136, 152, 156, 168, 182, 204, 221, 228, 229, 238, 247, 266, 273, 312, 323, 357, 364, 399, 408, 442, 456, 458, 476, 494, 532, 546, 646, 663, 687, 714, 728, 741, 798, 884, 916, 952, 969, 988, 1064, 1092, 1292, 1326, 1374, 1428, 1482, 1547, 1596, 1603, 1729, 1768, 1832, 1938, 1976, 2184, 2261, 2584, 2652, 2748, 2856, 2964, 2977, 3094, 3192, 3206, 3458, 3876, 3893, 4199, 4351, 4522, 4641, 4809, 5187, 5304, 5496, 5928, 5954, 6188, 6412, 6783, 6916, 7752, 7786, 8398, 8702, 8931, 9044, 9282, 9618, 10374, 11679, 11908, 12376, 12597, 12824, 13053, 13566, 13832, 15572, 16796, 17404, 17862, 18088, 18564, 19236, 20748, 20839, 23358, 23816, 25194, 26106, 27132, 27251, 29393, 30457, 31144, 33592, 34808, 35724, 37128, 38472, 41496, 41678, 46716, 50388, 50609, 52212, 54264, 54502, 56563, 58786, 60914, 62517, 71448, 73967, 81753, 83356, 88179, 91371, 93432, 100776, 101218, 104424, 109004, 113126, 117572, 121828, 125034, 147934, 151827, 163506, 166712, 169689, 176358, 182742, 202436, 218008, 221901, 226252, 235144, 243656, 250068, 295868, 303654, 327012, 339378, 352716, 354263, 365484, 395941, 404872, 443802, 452504, 500136, 517769, 591736, 607308, 654024, 678756, 705432, 708526, 730968, 791882, 887604, 961571, 1035538, 1062789, 1187823, 1214616, 1357512, 1417052, 1553307, 1583764, 1775208, 1923142, 2071076, 2125578, 2375646, 2834104, 2884713, 3106614, 3167528, 3846284, 4142152, 4251156, 4751292, 5769426, 6213228, 6730997, 7692568, 8502312, 9502584, 11538852, 12426456, 13461994, 20192991, 23077704, 26923988, 40385982, 53847976, 80771964, 161543928]

約数ペア:

[(1, 161543928), (2, 80771964), (3, 53847976), (4, 40385982), (6, 26923988), (7, 23077704), (8, 20192991), (12, 13461994), (13, 12426456), (14, 11538852), (17, 9502584), (19, 8502312), (21, 7692568), (24, 6730997), (26, 6213228), (28, 5769426), (34, 4751292), (38, 4251156), (39, 4142152), (42, 3846284), (51, 3167528), (52, 3106614), (56, 2884713), (57, 2834104), (68, 2375646), (76, 2125578), (78, 2071076), (84, 1923142), (91, 1775208), (102, 1583764), (104, 1553307), (114, 1417052), (119, 1357512), (133, 1214616), (136, 1187823), (152, 1062789), (156, 1035538), (168, 961571), (182, 887604), (204, 791882), (221, 730968), (228, 708526), (229, 705432), (238, 678756), (247, 654024), (266, 607308), (273, 591736), (312, 517769), (323, 500136), (357, 452504), (364, 443802), (399, 404872), (408, 395941), (442, 365484), (456, 354263), (458, 352716), (476, 339378), (494, 327012), (532, 303654), (546, 295868), (646, 250068), (663, 243656), (687, 235144), (714, 226252), (728, 221901), (741, 218008), (798, 202436), (884, 182742), (916, 176358), (952, 169689), (969, 166712), (988, 163506), (1064, 151827), (1092, 147934), (1292, 125034), (1326, 121828), (1374, 117572), (1428, 113126), (1482, 109004), (1547, 104424), (1596, 101218), (1603, 100776), (1729, 93432), (1768, 91371), (1832, 88179), (1938, 83356), (1976, 81753), (2184, 73967), (2261, 71448), (2584, 62517), (2652, 60914), (2748, 58786), (2856, 56563), (2964, 54502), (2977, 54264), (3094, 52212), (3192, 50609), (3206, 50388), (3458, 46716), (3876, 41678), (3893, 41496), (4199, 38472), (4351, 37128), (4522, 35724), (4641, 34808), (4809, 33592), (5187, 31144), (5304, 30457), (5496, 29393), (5928, 27251), (5954, 27132), (6188, 26106), (6412, 25194), (6783, 23816), (6916, 23358), (7752, 20839), (7786, 20748), (8398, 19236), (8702, 18564), (8931, 18088), (9044, 17862), (9282, 17404), (9618, 16796), (10374, 15572), (11679, 13832), (11908, 13566), (12376, 13053), (12597, 12824)]