18383040

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{491}}^1$

素因数の和:527

約数の個数: 168

約数和(自身を含む): 68232528

約数和(自身を除く): 49849488

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 192, 195, 208, 234, 240, 260, 288, 312, 320, 360, 390, 416, 468, 480, 491, 520, 576, 585, 624, 720, 780, 832, 936, 960, 982, 1040, 1170, 1248, 1440, 1473, 1560, 1872, 1964, 2080, 2340, 2455, 2496, 2880, 2946, 3120, 3744, 3928, 4160, 4419, 4680, 4910, 5892, 6240, 6383, 7365, 7488, 7856, 8838, 9360, 9820, 11784, 12480, 12766, 14730, 15712, 17676, 18720, 19149, 19640, 22095, 23568, 25532, 29460, 31424, 31915, 35352, 37440, 38298, 39280, 44190, 47136, 51064, 57447, 58920, 63830, 70704, 76596, 78560, 88380, 94272, 95745, 102128, 114894, 117840, 127660, 141408, 153192, 157120, 176760, 191490, 204256, 229788, 235680, 255320, 282816, 287235, 306384, 353520, 382980, 408512, 459576, 471360, 510640, 574470, 612768, 707040, 765960, 919152, 1021280, 1148940, 1225536, 1414080, 1531920, 1838304, 2042560, 2297880, 3063840, 3676608, 4595760, 6127680, 9191520, 18383040]

約数ペア:

[(1, 18383040), (2, 9191520), (3, 6127680), (4, 4595760), (5, 3676608), (6, 3063840), (8, 2297880), (9, 2042560), (10, 1838304), (12, 1531920), (13, 1414080), (15, 1225536), (16, 1148940), (18, 1021280), (20, 919152), (24, 765960), (26, 707040), (30, 612768), (32, 574470), (36, 510640), (39, 471360), (40, 459576), (45, 408512), (48, 382980), (52, 353520), (60, 306384), (64, 287235), (65, 282816), (72, 255320), (78, 235680), (80, 229788), (90, 204256), (96, 191490), (104, 176760), (117, 157120), (120, 153192), (130, 141408), (144, 127660), (156, 117840), (160, 114894), (180, 102128), (192, 95745), (195, 94272), (208, 88380), (234, 78560), (240, 76596), (260, 70704), (288, 63830), (312, 58920), (320, 57447), (360, 51064), (390, 47136), (416, 44190), (468, 39280), (480, 38298), (491, 37440), (520, 35352), (576, 31915), (585, 31424), (624, 29460), (720, 25532), (780, 23568), (832, 22095), (936, 19640), (960, 19149), (982, 18720), (1040, 17676), (1170, 15712), (1248, 14730), (1440, 12766), (1473, 12480), (1560, 11784), (1872, 9820), (1964, 9360), (2080, 8838), (2340, 7856), (2455, 7488), (2496, 7365), (2880, 6383), (2946, 6240), (3120, 5892), (3744, 4910), (3928, 4680), (4160, 4419)]