18468120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{823}}^1$

素因数の和:865

約数の個数: 128

約数和(自身を含む): 64074240

約数和(自身を除く): 45606120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 17, 20, 22, 24, 30, 33, 34, 40, 44, 51, 55, 60, 66, 68, 85, 88, 102, 110, 120, 132, 136, 165, 170, 187, 204, 220, 255, 264, 330, 340, 374, 408, 440, 510, 561, 660, 680, 748, 823, 935, 1020, 1122, 1320, 1496, 1646, 1870, 2040, 2244, 2469, 2805, 3292, 3740, 4115, 4488, 4938, 5610, 6584, 7480, 8230, 9053, 9876, 11220, 12345, 13991, 16460, 18106, 19752, 22440, 24690, 27159, 27982, 32920, 36212, 41973, 45265, 49380, 54318, 55964, 69955, 72424, 83946, 90530, 98760, 108636, 111928, 135795, 139910, 153901, 167892, 181060, 209865, 217272, 271590, 279820, 307802, 335784, 362120, 419730, 461703, 543180, 559640, 615604, 769505, 839460, 923406, 1086360, 1231208, 1539010, 1678920, 1846812, 2308515, 3078020, 3693624, 4617030, 6156040, 9234060, 18468120]

約数ペア:

[(1, 18468120), (2, 9234060), (3, 6156040), (4, 4617030), (5, 3693624), (6, 3078020), (8, 2308515), (10, 1846812), (11, 1678920), (12, 1539010), (15, 1231208), (17, 1086360), (20, 923406), (22, 839460), (24, 769505), (30, 615604), (33, 559640), (34, 543180), (40, 461703), (44, 419730), (51, 362120), (55, 335784), (60, 307802), (66, 279820), (68, 271590), (85, 217272), (88, 209865), (102, 181060), (110, 167892), (120, 153901), (132, 139910), (136, 135795), (165, 111928), (170, 108636), (187, 98760), (204, 90530), (220, 83946), (255, 72424), (264, 69955), (330, 55964), (340, 54318), (374, 49380), (408, 45265), (440, 41973), (510, 36212), (561, 32920), (660, 27982), (680, 27159), (748, 24690), (823, 22440), (935, 19752), (1020, 18106), (1122, 16460), (1320, 13991), (1496, 12345), (1646, 11220), (1870, 9876), (2040, 9053), (2244, 8230), (2469, 7480), (2805, 6584), (3292, 5610), (3740, 4938), (4115, 4488)]