18486000

素因数分解:

$2^4\times 3^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{79}}^1$

素因数の和:121

約数の個数: 240

約数和(自身を含む): 70412160

約数和(自身を除く): 51926160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 25, 26, 30, 36, 39, 40, 45, 48, 50, 52, 60, 65, 72, 75, 78, 79, 80, 90, 100, 104, 117, 120, 125, 130, 144, 150, 156, 158, 180, 195, 200, 208, 225, 234, 237, 240, 250, 260, 300, 312, 316, 325, 360, 375, 390, 395, 400, 450, 468, 474, 500, 520, 585, 600, 624, 632, 650, 711, 720, 750, 780, 790, 900, 936, 948, 975, 1000, 1027, 1040, 1125, 1170, 1185, 1200, 1264, 1300, 1422, 1500, 1560, 1580, 1625, 1800, 1872, 1896, 1950, 1975, 2000, 2054, 2250, 2340, 2370, 2600, 2844, 2925, 3000, 3081, 3120, 3160, 3250, 3555, 3600, 3792, 3900, 3950, 4108, 4500, 4680, 4740, 4875, 5135, 5200, 5688, 5850, 5925, 6000, 6162, 6320, 6500, 7110, 7800, 7900, 8216, 9000, 9243, 9360, 9480, 9750, 9875, 10270, 11376, 11700, 11850, 12324, 13000, 14220, 14625, 15405, 15600, 15800, 16432, 17775, 18000, 18486, 18960, 19500, 19750, 20540, 23400, 23700, 24648, 25675, 26000, 28440, 29250, 29625, 30810, 31600, 35550, 36972, 39000, 39500, 41080, 46215, 46800, 47400, 49296, 51350, 56880, 58500, 59250, 61620, 71100, 73944, 77025, 78000, 79000, 82160, 88875, 92430, 94800, 102700, 117000, 118500, 123240, 128375, 142200, 147888, 154050, 158000, 177750, 184860, 205400, 231075, 234000, 237000, 246480, 256750, 284400, 308100, 355500, 369720, 385125, 410800, 462150, 474000, 513500, 616200, 711000, 739440, 770250, 924300, 1027000, 1155375, 1232400, 1422000, 1540500, 1848600, 2054000, 2310750, 3081000, 3697200, 4621500, 6162000, 9243000, 18486000]

約数ペア:

[(1, 18486000), (2, 9243000), (3, 6162000), (4, 4621500), (5, 3697200), (6, 3081000), (8, 2310750), (9, 2054000), (10, 1848600), (12, 1540500), (13, 1422000), (15, 1232400), (16, 1155375), (18, 1027000), (20, 924300), (24, 770250), (25, 739440), (26, 711000), (30, 616200), (36, 513500), (39, 474000), (40, 462150), (45, 410800), (48, 385125), (50, 369720), (52, 355500), (60, 308100), (65, 284400), (72, 256750), (75, 246480), (78, 237000), (79, 234000), (80, 231075), (90, 205400), (100, 184860), (104, 177750), (117, 158000), (120, 154050), (125, 147888), (130, 142200), (144, 128375), (150, 123240), (156, 118500), (158, 117000), (180, 102700), (195, 94800), (200, 92430), (208, 88875), (225, 82160), (234, 79000), (237, 78000), (240, 77025), (250, 73944), (260, 71100), (300, 61620), (312, 59250), (316, 58500), (325, 56880), (360, 51350), (375, 49296), (390, 47400), (395, 46800), (400, 46215), (450, 41080), (468, 39500), (474, 39000), (500, 36972), (520, 35550), (585, 31600), (600, 30810), (624, 29625), (632, 29250), (650, 28440), (711, 26000), (720, 25675), (750, 24648), (780, 23700), (790, 23400), (900, 20540), (936, 19750), (948, 19500), (975, 18960), (1000, 18486), (1027, 18000), (1040, 17775), (1125, 16432), (1170, 15800), (1185, 15600), (1200, 15405), (1264, 14625), (1300, 14220), (1422, 13000), (1500, 12324), (1560, 11850), (1580, 11700), (1625, 11376), (1800, 10270), (1872, 9875), (1896, 9750), (1950, 9480), (1975, 9360), (2000, 9243), (2054, 9000), (2250, 8216), (2340, 7900), (2370, 7800), (2600, 7110), (2844, 6500), (2925, 6320), (3000, 6162), (3081, 6000), (3120, 5925), (3160, 5850), (3250, 5688), (3555, 5200), (3600, 5135), (3792, 4875), (3900, 4740), (3950, 4680), (4108, 4500)]