18007080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1$

素因数の和:148

約数の個数: 256

約数和(自身を含む): 71124480

約数和(自身を除く): 53117400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 17, 20, 21, 24, 26, 28, 30, 34, 35, 39, 40, 42, 51, 52, 56, 60, 65, 68, 70, 78, 84, 85, 91, 97, 102, 104, 105, 119, 120, 130, 136, 140, 156, 168, 170, 182, 194, 195, 204, 210, 221, 238, 255, 260, 273, 280, 291, 312, 340, 357, 364, 388, 390, 408, 420, 442, 455, 476, 485, 510, 520, 546, 582, 595, 663, 679, 680, 714, 728, 776, 780, 840, 884, 910, 952, 970, 1020, 1092, 1105, 1164, 1190, 1261, 1326, 1358, 1365, 1428, 1455, 1547, 1560, 1649, 1768, 1785, 1820, 1940, 2037, 2040, 2184, 2210, 2328, 2380, 2522, 2652, 2716, 2730, 2856, 2910, 3094, 3298, 3315, 3395, 3570, 3640, 3783, 3880, 4074, 4420, 4641, 4760, 4947, 5044, 5304, 5432, 5460, 5820, 6188, 6305, 6596, 6630, 6790, 7140, 7566, 7735, 8148, 8245, 8827, 8840, 9282, 9894, 10088, 10185, 10920, 11543, 11640, 12376, 12610, 13192, 13260, 13580, 14280, 15132, 15470, 16296, 16490, 17654, 18564, 18915, 19788, 20370, 21437, 23086, 23205, 24735, 25220, 26481, 26520, 27160, 30264, 30940, 32980, 34629, 35308, 37128, 37830, 39576, 40740, 42874, 44135, 46172, 46410, 49470, 50440, 52962, 57715, 61880, 64311, 65960, 69258, 70616, 75660, 81480, 85748, 88270, 92344, 92820, 98940, 105924, 107185, 115430, 128622, 132405, 138516, 150059, 151320, 171496, 173145, 176540, 185640, 197880, 211848, 214370, 230860, 257244, 264810, 277032, 300118, 321555, 346290, 353080, 428740, 450177, 461720, 514488, 529620, 600236, 643110, 692580, 750295, 857480, 900354, 1059240, 1200472, 1286220, 1385160, 1500590, 1800708, 2250885, 2572440, 3001180, 3601416, 4501770, 6002360, 9003540, 18007080]

約数ペア:

[(1, 18007080), (2, 9003540), (3, 6002360), (4, 4501770), (5, 3601416), (6, 3001180), (7, 2572440), (8, 2250885), (10, 1800708), (12, 1500590), (13, 1385160), (14, 1286220), (15, 1200472), (17, 1059240), (20, 900354), (21, 857480), (24, 750295), (26, 692580), (28, 643110), (30, 600236), (34, 529620), (35, 514488), (39, 461720), (40, 450177), (42, 428740), (51, 353080), (52, 346290), (56, 321555), (60, 300118), (65, 277032), (68, 264810), (70, 257244), (78, 230860), (84, 214370), (85, 211848), (91, 197880), (97, 185640), (102, 176540), (104, 173145), (105, 171496), (119, 151320), (120, 150059), (130, 138516), (136, 132405), (140, 128622), (156, 115430), (168, 107185), (170, 105924), (182, 98940), (194, 92820), (195, 92344), (204, 88270), (210, 85748), (221, 81480), (238, 75660), (255, 70616), (260, 69258), (273, 65960), (280, 64311), (291, 61880), (312, 57715), (340, 52962), (357, 50440), (364, 49470), (388, 46410), (390, 46172), (408, 44135), (420, 42874), (442, 40740), (455, 39576), (476, 37830), (485, 37128), (510, 35308), (520, 34629), (546, 32980), (582, 30940), (595, 30264), (663, 27160), (679, 26520), (680, 26481), (714, 25220), (728, 24735), (776, 23205), (780, 23086), (840, 21437), (884, 20370), (910, 19788), (952, 18915), (970, 18564), (1020, 17654), (1092, 16490), (1105, 16296), (1164, 15470), (1190, 15132), (1261, 14280), (1326, 13580), (1358, 13260), (1365, 13192), (1428, 12610), (1455, 12376), (1547, 11640), (1560, 11543), (1649, 10920), (1768, 10185), (1785, 10088), (1820, 9894), (1940, 9282), (2037, 8840), (2040, 8827), (2184, 8245), (2210, 8148), (2328, 7735), (2380, 7566), (2522, 7140), (2652, 6790), (2716, 6630), (2730, 6596), (2856, 6305), (2910, 6188), (3094, 5820), (3298, 5460), (3315, 5432), (3395, 5304), (3570, 5044), (3640, 4947), (3783, 4760), (3880, 4641), (4074, 4420)]