18330840

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1543}}^1$

素因数の和:1574

約数の個数: 128

約数和(自身を含む): 66700800

約数和(自身を除く): 48369960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 88, 90, 99, 108, 110, 120, 132, 135, 165, 180, 198, 216, 220, 264, 270, 297, 330, 360, 396, 440, 495, 540, 594, 660, 792, 990, 1080, 1188, 1320, 1485, 1543, 1980, 2376, 2970, 3086, 3960, 4629, 5940, 6172, 7715, 9258, 11880, 12344, 13887, 15430, 16973, 18516, 23145, 27774, 30860, 33946, 37032, 41661, 46290, 50919, 55548, 61720, 67892, 69435, 83322, 84865, 92580, 101838, 111096, 135784, 138870, 152757, 166644, 169730, 185160, 203676, 208305, 254595, 277740, 305514, 333288, 339460, 407352, 416610, 458271, 509190, 555480, 611028, 678920, 763785, 833220, 916542, 1018380, 1222056, 1527570, 1666440, 1833084, 2036760, 2291355, 3055140, 3666168, 4582710, 6110280, 9165420, 18330840]

約数ペア:

[(1, 18330840), (2, 9165420), (3, 6110280), (4, 4582710), (5, 3666168), (6, 3055140), (8, 2291355), (9, 2036760), (10, 1833084), (11, 1666440), (12, 1527570), (15, 1222056), (18, 1018380), (20, 916542), (22, 833220), (24, 763785), (27, 678920), (30, 611028), (33, 555480), (36, 509190), (40, 458271), (44, 416610), (45, 407352), (54, 339460), (55, 333288), (60, 305514), (66, 277740), (72, 254595), (88, 208305), (90, 203676), (99, 185160), (108, 169730), (110, 166644), (120, 152757), (132, 138870), (135, 135784), (165, 111096), (180, 101838), (198, 92580), (216, 84865), (220, 83322), (264, 69435), (270, 67892), (297, 61720), (330, 55548), (360, 50919), (396, 46290), (440, 41661), (495, 37032), (540, 33946), (594, 30860), (660, 27774), (792, 23145), (990, 18516), (1080, 16973), (1188, 15430), (1320, 13887), (1485, 12344), (1543, 11880), (1980, 9258), (2376, 7715), (2970, 6172), (3086, 5940), (3960, 4629)]