256500216

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{17}}^2\times {\mathrm{587}}^1$

素因数の和:643

約数の個数: 192

約数和(自身を含む): 866476800

約数和(自身を除く): 609976584

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 17, 18, 21, 24, 27, 28, 34, 36, 42, 51, 54, 56, 63, 68, 72, 84, 102, 108, 119, 126, 136, 153, 168, 189, 204, 216, 238, 252, 289, 306, 357, 378, 408, 459, 476, 504, 578, 587, 612, 714, 756, 867, 918, 952, 1071, 1156, 1174, 1224, 1428, 1512, 1734, 1761, 1836, 2023, 2142, 2312, 2348, 2601, 2856, 3213, 3468, 3522, 3672, 4046, 4109, 4284, 4696, 5202, 5283, 6069, 6426, 6936, 7044, 7803, 8092, 8218, 8568, 9979, 10404, 10566, 12138, 12327, 12852, 14088, 15606, 15849, 16184, 16436, 18207, 19958, 20808, 21132, 24276, 24654, 25704, 29937, 31212, 31698, 32872, 36414, 36981, 39916, 42264, 48552, 49308, 54621, 59874, 62424, 63396, 69853, 72828, 73962, 79832, 89811, 98616, 109242, 110943, 119748, 126792, 139706, 145656, 147924, 169643, 179622, 209559, 218484, 221886, 239496, 269433, 279412, 295848, 339286, 359244, 419118, 436968, 443772, 508929, 538866, 558824, 628677, 678572, 718488, 838236, 887544, 1017858, 1077732, 1187501, 1257354, 1357144, 1526787, 1676472, 1886031, 2035716, 2155464, 2375002, 2514708, 3053574, 3562503, 3772062, 4071432, 4580361, 4750004, 5029416, 6107148, 7125006, 7544124, 9160722, 9500008, 10687509, 12214296, 14250012, 15088248, 18321444, 21375018, 28500024, 32062527, 36642888, 42750036, 64125054, 85500072, 128250108, 256500216]

約数ペア:

[(1, 256500216), (2, 128250108), (3, 85500072), (4, 64125054), (6, 42750036), (7, 36642888), (8, 32062527), (9, 28500024), (12, 21375018), (14, 18321444), (17, 15088248), (18, 14250012), (21, 12214296), (24, 10687509), (27, 9500008), (28, 9160722), (34, 7544124), (36, 7125006), (42, 6107148), (51, 5029416), (54, 4750004), (56, 4580361), (63, 4071432), (68, 3772062), (72, 3562503), (84, 3053574), (102, 2514708), (108, 2375002), (119, 2155464), (126, 2035716), (136, 1886031), (153, 1676472), (168, 1526787), (189, 1357144), (204, 1257354), (216, 1187501), (238, 1077732), (252, 1017858), (289, 887544), (306, 838236), (357, 718488), (378, 678572), (408, 628677), (459, 558824), (476, 538866), (504, 508929), (578, 443772), (587, 436968), (612, 419118), (714, 359244), (756, 339286), (867, 295848), (918, 279412), (952, 269433), (1071, 239496), (1156, 221886), (1174, 218484), (1224, 209559), (1428, 179622), (1512, 169643), (1734, 147924), (1761, 145656), (1836, 139706), (2023, 126792), (2142, 119748), (2312, 110943), (2348, 109242), (2601, 98616), (2856, 89811), (3213, 79832), (3468, 73962), (3522, 72828), (3672, 69853), (4046, 63396), (4109, 62424), (4284, 59874), (4696, 54621), (5202, 49308), (5283, 48552), (6069, 42264), (6426, 39916), (6936, 36981), (7044, 36414), (7803, 32872), (8092, 31698), (8218, 31212), (8568, 29937), (9979, 25704), (10404, 24654), (10566, 24276), (12138, 21132), (12327, 20808), (12852, 19958), (14088, 18207), (15606, 16436), (15849, 16184)]