21214234080

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1133239}}^1$

素因数の和:1133273

約数の個数: 144

約数和(自身を含む): 77962379040

約数和(自身を除く): 56748144960

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, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 4680, 6240, 9360, 18720, 1133239, 2266478, 3399717, 4532956, 5666195, 6799434, 9065912, 10199151, 11332390, 13598868, 14732107, 16998585, 18131824, 20398302, 22664780, 27197736, 29464214, 33997170, 36263648, 40796604, 44196321, 45329560, 50995755, 54395472, 58928428, 67994340, 73660535, 81593208, 88392642, 90659120, 101991510, 108790944, 117856856, 132588963, 135988680, 147321070, 163186416, 176785284, 181318240, 203983020, 220981605, 235713712, 265177926, 271977360, 294642140, 326372832, 353570568, 407966040, 441963210, 471427424, 530355852, 543954720, 589284280, 662944815, 707141136, 815932080, 883926420, 1060711704, 1178568560, 1325889630, 1414282272, 1631864160, 1767852840, 2121423408, 2357137120, 2651779260, 3535705680, 4242846816, 5303558520, 7071411360, 10607117040, 21214234080]

約数ペア:

[(1, 21214234080), (2, 10607117040), (3, 7071411360), (4, 5303558520), (5, 4242846816), (6, 3535705680), (8, 2651779260), (9, 2357137120), (10, 2121423408), (12, 1767852840), (13, 1631864160), (15, 1414282272), (16, 1325889630), (18, 1178568560), (20, 1060711704), (24, 883926420), (26, 815932080), (30, 707141136), (32, 662944815), (36, 589284280), (39, 543954720), (40, 530355852), (45, 471427424), (48, 441963210), (52, 407966040), (60, 353570568), (65, 326372832), (72, 294642140), (78, 271977360), (80, 265177926), (90, 235713712), (96, 220981605), (104, 203983020), (117, 181318240), (120, 176785284), (130, 163186416), (144, 147321070), (156, 135988680), (160, 132588963), (180, 117856856), (195, 108790944), (208, 101991510), (234, 90659120), (240, 88392642), (260, 81593208), (288, 73660535), (312, 67994340), (360, 58928428), (390, 54395472), (416, 50995755), (468, 45329560), (480, 44196321), (520, 40796604), (585, 36263648), (624, 33997170), (720, 29464214), (780, 27197736), (936, 22664780), (1040, 20398302), (1170, 18131824), (1248, 16998585), (1440, 14732107), (1560, 13598868), (1872, 11332390), (2080, 10199151), (2340, 9065912), (3120, 6799434), (3744, 5666195), (4680, 4532956), (6240, 3399717), (9360, 2266478), (18720, 1133239)]