19440836640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{5147}}^1$

素因数の和:5272

約数の個数: 288

約数和(自身を含む): 69010958016

約数和(自身を除く): 49570121376

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 43, 45, 48, 60, 61, 72, 80, 86, 90, 96, 120, 122, 129, 144, 160, 172, 180, 183, 215, 240, 244, 258, 288, 305, 344, 360, 366, 387, 430, 480, 488, 516, 549, 610, 645, 688, 720, 732, 774, 860, 915, 976, 1032, 1098, 1220, 1290, 1376, 1440, 1464, 1548, 1720, 1830, 1935, 1952, 2064, 2196, 2440, 2580, 2623, 2745, 2928, 3096, 3440, 3660, 3870, 4128, 4392, 4880, 5147, 5160, 5246, 5490, 5856, 6192, 6880, 7320, 7740, 7869, 8784, 9760, 10294, 10320, 10492, 10980, 12384, 13115, 14640, 15441, 15480, 15738, 17568, 20588, 20640, 20984, 21960, 23607, 25735, 26230, 29280, 30882, 30960, 31476, 39345, 41176, 41968, 43920, 46323, 47214, 51470, 52460, 61764, 61920, 62952, 77205, 78690, 82352, 83936, 87840, 92646, 94428, 102940, 104920, 118035, 123528, 125904, 154410, 157380, 164704, 185292, 188856, 205880, 209840, 221321, 231615, 236070, 247056, 251808, 308820, 313967, 314760, 370584, 377712, 411760, 419680, 442642, 463230, 472140, 494112, 617640, 627934, 629520, 663963, 741168, 755424, 823520, 885284, 926460, 941901, 944280, 1106605, 1235280, 1255868, 1259040, 1327926, 1482336, 1569835, 1770568, 1852920, 1883802, 1888560, 1991889, 2213210, 2470560, 2511736, 2655852, 2825703, 3139670, 3319815, 3541136, 3705840, 3767604, 3777120, 3983778, 4426420, 4709505, 5023472, 5311704, 5651406, 6279340, 6639630, 7082272, 7411680, 7535208, 7967556, 8852840, 9419010, 9959445, 10046944, 10623408, 11302812, 12558680, 13279260, 13500581, 14128515, 15070416, 15935112, 17705680, 18838020, 19918890, 21246816, 22605624, 25117360, 26558520, 27001162, 28257030, 30140832, 31870224, 35411360, 37676040, 39837780, 40501743, 45211248, 50234720, 53117040, 54002324, 56514060, 63740448, 67502905, 75352080, 79675560, 81003486, 90422496, 106234080, 108004648, 113028120, 121505229, 135005810, 150704160, 159351120, 162006972, 202508715, 216009296, 226056240, 243010458, 270011620, 318702240, 324013944, 405017430, 432018592, 452112480, 486020916, 540023240, 607526145, 648027888, 810034860, 972041832, 1080046480, 1215052290, 1296055776, 1620069720, 1944083664, 2160092960, 2430104580, 3240139440, 3888167328, 4860209160, 6480278880, 9720418320, 19440836640]

約数ペア:

[(1, 19440836640), (2, 9720418320), (3, 6480278880), (4, 4860209160), (5, 3888167328), (6, 3240139440), (8, 2430104580), (9, 2160092960), (10, 1944083664), (12, 1620069720), (15, 1296055776), (16, 1215052290), (18, 1080046480), (20, 972041832), (24, 810034860), (30, 648027888), (32, 607526145), (36, 540023240), (40, 486020916), (43, 452112480), (45, 432018592), (48, 405017430), (60, 324013944), (61, 318702240), (72, 270011620), (80, 243010458), (86, 226056240), (90, 216009296), (96, 202508715), (120, 162006972), (122, 159351120), (129, 150704160), (144, 135005810), (160, 121505229), (172, 113028120), (180, 108004648), (183, 106234080), (215, 90422496), (240, 81003486), (244, 79675560), (258, 75352080), (288, 67502905), (305, 63740448), (344, 56514060), (360, 54002324), (366, 53117040), (387, 50234720), (430, 45211248), (480, 40501743), (488, 39837780), (516, 37676040), (549, 35411360), (610, 31870224), (645, 30140832), (688, 28257030), (720, 27001162), (732, 26558520), (774, 25117360), (860, 22605624), (915, 21246816), (976, 19918890), (1032, 18838020), (1098, 17705680), (1220, 15935112), (1290, 15070416), (1376, 14128515), (1440, 13500581), (1464, 13279260), (1548, 12558680), (1720, 11302812), (1830, 10623408), (1935, 10046944), (1952, 9959445), (2064, 9419010), (2196, 8852840), (2440, 7967556), (2580, 7535208), (2623, 7411680), (2745, 7082272), (2928, 6639630), (3096, 6279340), (3440, 5651406), (3660, 5311704), (3870, 5023472), (4128, 4709505), (4392, 4426420), (4880, 3983778), (5147, 3777120), (5160, 3767604), (5246, 3705840), (5490, 3541136), (5856, 3319815), (6192, 3139670), (6880, 2825703), (7320, 2655852), (7740, 2511736), (7869, 2470560), (8784, 2213210), (9760, 1991889), (10294, 1888560), (10320, 1883802), (10492, 1852920), (10980, 1770568), (12384, 1569835), (13115, 1482336), (14640, 1327926), (15441, 1259040), (15480, 1255868), (15738, 1235280), (17568, 1106605), (20588, 944280), (20640, 941901), (20984, 926460), (21960, 885284), (23607, 823520), (25735, 755424), (26230, 741168), (29280, 663963), (30882, 629520), (30960, 627934), (31476, 617640), (39345, 494112), (41176, 472140), (41968, 463230), (43920, 442642), (46323, 419680), (47214, 411760), (51470, 377712), (52460, 370584), (61764, 314760), (61920, 313967), (62952, 308820), (77205, 251808), (78690, 247056), (82352, 236070), (83936, 231615), (87840, 221321), (92646, 209840), (94428, 205880), (102940, 188856), (104920, 185292), (118035, 164704), (123528, 157380), (125904, 154410)]