20368863720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{608389}}^1$

素因数の和:608440

約数の個数: 128

約数和(自身を含む): 70086528000

約数和(自身を除く): 49717664280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 90, 93, 108, 120, 124, 135, 155, 180, 186, 216, 248, 270, 279, 310, 360, 372, 465, 540, 558, 620, 744, 837, 930, 1080, 1116, 1240, 1395, 1674, 1860, 2232, 2790, 3348, 3720, 4185, 5580, 6696, 8370, 11160, 16740, 33480, 608389, 1216778, 1825167, 2433556, 3041945, 3650334, 4867112, 5475501, 6083890, 7300668, 9125835, 10951002, 12167780, 14601336, 16426503, 18251670, 18860059, 21902004, 24335560, 27377505, 32853006, 36503340, 37720118, 43804008, 54755010, 56580177, 65706012, 73006680, 75440236, 82132515, 94300295, 109510020, 113160354, 131412024, 150880472, 164265030, 169740531, 188600590, 219020040, 226320708, 282900885, 328530060, 339481062, 377201180, 452641416, 509221593, 565801770, 657060120, 678962124, 754402360, 848702655, 1018443186, 1131603540, 1357924248, 1697405310, 2036886372, 2263207080, 2546107965, 3394810620, 4073772744, 5092215930, 6789621240, 10184431860, 20368863720]

約数ペア:

[(1, 20368863720), (2, 10184431860), (3, 6789621240), (4, 5092215930), (5, 4073772744), (6, 3394810620), (8, 2546107965), (9, 2263207080), (10, 2036886372), (12, 1697405310), (15, 1357924248), (18, 1131603540), (20, 1018443186), (24, 848702655), (27, 754402360), (30, 678962124), (31, 657060120), (36, 565801770), (40, 509221593), (45, 452641416), (54, 377201180), (60, 339481062), (62, 328530060), (72, 282900885), (90, 226320708), (93, 219020040), (108, 188600590), (120, 169740531), (124, 164265030), (135, 150880472), (155, 131412024), (180, 113160354), (186, 109510020), (216, 94300295), (248, 82132515), (270, 75440236), (279, 73006680), (310, 65706012), (360, 56580177), (372, 54755010), (465, 43804008), (540, 37720118), (558, 36503340), (620, 32853006), (744, 27377505), (837, 24335560), (930, 21902004), (1080, 18860059), (1116, 18251670), (1240, 16426503), (1395, 14601336), (1674, 12167780), (1860, 10951002), (2232, 9125835), (2790, 7300668), (3348, 6083890), (3720, 5475501), (4185, 4867112), (5580, 3650334), (6696, 3041945), (8370, 2433556), (11160, 1825167), (16740, 1216778), (33480, 608389)]