18180120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{941}}^1$

素因数の和:985

約数の個数: 128

約数和(自身を含む): 65111040

約数和(自身を除く): 46930920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 56, 60, 69, 70, 84, 92, 105, 115, 120, 138, 140, 161, 168, 184, 210, 230, 276, 280, 322, 345, 420, 460, 483, 552, 644, 690, 805, 840, 920, 941, 966, 1288, 1380, 1610, 1882, 1932, 2415, 2760, 2823, 3220, 3764, 3864, 4705, 4830, 5646, 6440, 6587, 7528, 9410, 9660, 11292, 13174, 14115, 18820, 19320, 19761, 21643, 22584, 26348, 28230, 32935, 37640, 39522, 43286, 52696, 56460, 64929, 65870, 79044, 86572, 98805, 108215, 112920, 129858, 131740, 151501, 158088, 173144, 197610, 216430, 259716, 263480, 303002, 324645, 395220, 432860, 454503, 519432, 606004, 649290, 757505, 790440, 865720, 909006, 1212008, 1298580, 1515010, 1818012, 2272515, 2597160, 3030020, 3636024, 4545030, 6060040, 9090060, 18180120]

約数ペア:

[(1, 18180120), (2, 9090060), (3, 6060040), (4, 4545030), (5, 3636024), (6, 3030020), (7, 2597160), (8, 2272515), (10, 1818012), (12, 1515010), (14, 1298580), (15, 1212008), (20, 909006), (21, 865720), (23, 790440), (24, 757505), (28, 649290), (30, 606004), (35, 519432), (40, 454503), (42, 432860), (46, 395220), (56, 324645), (60, 303002), (69, 263480), (70, 259716), (84, 216430), (92, 197610), (105, 173144), (115, 158088), (120, 151501), (138, 131740), (140, 129858), (161, 112920), (168, 108215), (184, 98805), (210, 86572), (230, 79044), (276, 65870), (280, 64929), (322, 56460), (345, 52696), (420, 43286), (460, 39522), (483, 37640), (552, 32935), (644, 28230), (690, 26348), (805, 22584), (840, 21643), (920, 19761), (941, 19320), (966, 18820), (1288, 14115), (1380, 13174), (1610, 11292), (1882, 9660), (1932, 9410), (2415, 7528), (2760, 6587), (2823, 6440), (3220, 5646), (3764, 4830), (3864, 4705)]