21993852720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{422309}}^1$

素因数の和:422363

約数の個数: 160

約数和(自身を含む): 80434851840

約数和(自身を除く): 58440999120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 105, 112, 120, 124, 140, 155, 168, 186, 210, 217, 240, 248, 280, 310, 336, 372, 420, 434, 465, 496, 560, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1488, 1680, 1736, 1860, 2170, 2480, 2604, 3255, 3472, 3720, 4340, 5208, 6510, 7440, 8680, 10416, 13020, 17360, 26040, 52080, 422309, 844618, 1266927, 1689236, 2111545, 2533854, 2956163, 3378472, 4223090, 5067708, 5912326, 6334635, 6756944, 8446180, 8868489, 10135416, 11824652, 12669270, 13091579, 14780815, 16892360, 17736978, 20270832, 23649304, 25338540, 26183158, 29561630, 33784720, 35473956, 39274737, 44342445, 47298608, 50677080, 52366316, 59123260, 65457895, 70947912, 78549474, 88684890, 91641053, 101354160, 104732632, 118246520, 130915790, 141895824, 157098948, 177369780, 183282106, 196373685, 209465264, 236493040, 261831580, 274923159, 314197896, 354739560, 366564212, 392747370, 458205265, 523663160, 549846318, 628395792, 709479120, 733128424, 785494740, 916410530, 1047326320, 1099692636, 1374615795, 1466256848, 1570989480, 1832821060, 2199385272, 2749231590, 3141978960, 3665642120, 4398770544, 5498463180, 7331284240, 10996926360, 21993852720]

約数ペア:

[(1, 21993852720), (2, 10996926360), (3, 7331284240), (4, 5498463180), (5, 4398770544), (6, 3665642120), (7, 3141978960), (8, 2749231590), (10, 2199385272), (12, 1832821060), (14, 1570989480), (15, 1466256848), (16, 1374615795), (20, 1099692636), (21, 1047326320), (24, 916410530), (28, 785494740), (30, 733128424), (31, 709479120), (35, 628395792), (40, 549846318), (42, 523663160), (48, 458205265), (56, 392747370), (60, 366564212), (62, 354739560), (70, 314197896), (80, 274923159), (84, 261831580), (93, 236493040), (105, 209465264), (112, 196373685), (120, 183282106), (124, 177369780), (140, 157098948), (155, 141895824), (168, 130915790), (186, 118246520), (210, 104732632), (217, 101354160), (240, 91641053), (248, 88684890), (280, 78549474), (310, 70947912), (336, 65457895), (372, 59123260), (420, 52366316), (434, 50677080), (465, 47298608), (496, 44342445), (560, 39274737), (620, 35473956), (651, 33784720), (744, 29561630), (840, 26183158), (868, 25338540), (930, 23649304), (1085, 20270832), (1240, 17736978), (1302, 16892360), (1488, 14780815), (1680, 13091579), (1736, 12669270), (1860, 11824652), (2170, 10135416), (2480, 8868489), (2604, 8446180), (3255, 6756944), (3472, 6334635), (3720, 5912326), (4340, 5067708), (5208, 4223090), (6510, 3378472), (7440, 2956163), (8680, 2533854), (10416, 2111545), (13020, 1689236), (17360, 1266927), (26040, 844618), (52080, 422309)]