18508560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{479}}^1$

素因数の和:525

約数の個数: 160

約数和(自身を含む): 68567040

約数和(自身を除く): 50058480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 48, 56, 60, 69, 70, 80, 84, 92, 105, 112, 115, 120, 138, 140, 161, 168, 184, 210, 230, 240, 276, 280, 322, 336, 345, 368, 420, 460, 479, 483, 552, 560, 644, 690, 805, 840, 920, 958, 966, 1104, 1288, 1380, 1437, 1610, 1680, 1840, 1916, 1932, 2395, 2415, 2576, 2760, 2874, 3220, 3353, 3832, 3864, 4790, 4830, 5520, 5748, 6440, 6706, 7185, 7664, 7728, 9580, 9660, 10059, 11017, 11496, 12880, 13412, 14370, 16765, 19160, 19320, 20118, 22034, 22992, 26824, 28740, 33051, 33530, 38320, 38640, 40236, 44068, 50295, 53648, 55085, 57480, 66102, 67060, 77119, 80472, 88136, 100590, 110170, 114960, 132204, 134120, 154238, 160944, 165255, 176272, 201180, 220340, 231357, 264408, 268240, 308476, 330510, 385595, 402360, 440680, 462714, 528816, 616952, 661020, 771190, 804720, 881360, 925428, 1156785, 1233904, 1322040, 1542380, 1850856, 2313570, 2644080, 3084760, 3701712, 4627140, 6169520, 9254280, 18508560]

約数ペア:

[(1, 18508560), (2, 9254280), (3, 6169520), (4, 4627140), (5, 3701712), (6, 3084760), (7, 2644080), (8, 2313570), (10, 1850856), (12, 1542380), (14, 1322040), (15, 1233904), (16, 1156785), (20, 925428), (21, 881360), (23, 804720), (24, 771190), (28, 661020), (30, 616952), (35, 528816), (40, 462714), (42, 440680), (46, 402360), (48, 385595), (56, 330510), (60, 308476), (69, 268240), (70, 264408), (80, 231357), (84, 220340), (92, 201180), (105, 176272), (112, 165255), (115, 160944), (120, 154238), (138, 134120), (140, 132204), (161, 114960), (168, 110170), (184, 100590), (210, 88136), (230, 80472), (240, 77119), (276, 67060), (280, 66102), (322, 57480), (336, 55085), (345, 53648), (368, 50295), (420, 44068), (460, 40236), (479, 38640), (483, 38320), (552, 33530), (560, 33051), (644, 28740), (690, 26824), (805, 22992), (840, 22034), (920, 20118), (958, 19320), (966, 19160), (1104, 16765), (1288, 14370), (1380, 13412), (1437, 12880), (1610, 11496), (1680, 11017), (1840, 10059), (1916, 9660), (1932, 9580), (2395, 7728), (2415, 7664), (2576, 7185), (2760, 6706), (2874, 6440), (3220, 5748), (3353, 5520), (3832, 4830), (3864, 4790)]