18827640

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1$

素因数の和:188

約数の個数: 192

約数和(自身を含む): 68796000

約数和(自身を除く): 49968360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 81, 90, 104, 108, 117, 120, 130, 135, 149, 156, 162, 180, 195, 216, 234, 243, 260, 270, 298, 312, 324, 351, 360, 390, 405, 447, 468, 486, 520, 540, 585, 596, 648, 702, 745, 780, 810, 894, 936, 972, 1053, 1080, 1170, 1192, 1215, 1341, 1404, 1490, 1560, 1620, 1755, 1788, 1937, 1944, 2106, 2235, 2340, 2430, 2682, 2808, 2980, 3159, 3240, 3510, 3576, 3874, 4023, 4212, 4470, 4680, 4860, 5265, 5364, 5811, 5960, 6318, 6705, 7020, 7748, 8046, 8424, 8940, 9685, 9720, 10530, 10728, 11622, 12069, 12636, 13410, 14040, 15496, 15795, 16092, 17433, 17880, 19370, 20115, 21060, 23244, 24138, 25272, 26820, 29055, 31590, 32184, 34866, 36207, 38740, 40230, 42120, 46488, 48276, 52299, 53640, 58110, 60345, 63180, 69732, 72414, 77480, 80460, 87165, 96552, 104598, 116220, 120690, 126360, 139464, 144828, 156897, 160920, 174330, 181035, 209196, 232440, 241380, 261495, 289656, 313794, 348660, 362070, 418392, 470691, 482760, 522990, 627588, 697320, 724140, 784485, 941382, 1045980, 1255176, 1448280, 1568970, 1882764, 2091960, 2353455, 3137940, 3765528, 4706910, 6275880, 9413820, 18827640]

約数ペア:

[(1, 18827640), (2, 9413820), (3, 6275880), (4, 4706910), (5, 3765528), (6, 3137940), (8, 2353455), (9, 2091960), (10, 1882764), (12, 1568970), (13, 1448280), (15, 1255176), (18, 1045980), (20, 941382), (24, 784485), (26, 724140), (27, 697320), (30, 627588), (36, 522990), (39, 482760), (40, 470691), (45, 418392), (52, 362070), (54, 348660), (60, 313794), (65, 289656), (72, 261495), (78, 241380), (81, 232440), (90, 209196), (104, 181035), (108, 174330), (117, 160920), (120, 156897), (130, 144828), (135, 139464), (149, 126360), (156, 120690), (162, 116220), (180, 104598), (195, 96552), (216, 87165), (234, 80460), (243, 77480), (260, 72414), (270, 69732), (298, 63180), (312, 60345), (324, 58110), (351, 53640), (360, 52299), (390, 48276), (405, 46488), (447, 42120), (468, 40230), (486, 38740), (520, 36207), (540, 34866), (585, 32184), (596, 31590), (648, 29055), (702, 26820), (745, 25272), (780, 24138), (810, 23244), (894, 21060), (936, 20115), (972, 19370), (1053, 17880), (1080, 17433), (1170, 16092), (1192, 15795), (1215, 15496), (1341, 14040), (1404, 13410), (1490, 12636), (1560, 12069), (1620, 11622), (1755, 10728), (1788, 10530), (1937, 9720), (1944, 9685), (2106, 8940), (2235, 8424), (2340, 8046), (2430, 7748), (2682, 7020), (2808, 6705), (2980, 6318), (3159, 5960), (3240, 5811), (3510, 5364), (3576, 5265), (3874, 4860), (4023, 4680), (4212, 4470)]