69181920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{449}}^1$

素因数の和:577

約数の個数: 144

約数和(自身を含む): 238820400

約数和(自身を除く): 169638480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 107, 120, 144, 160, 180, 214, 240, 288, 321, 360, 428, 449, 480, 535, 642, 720, 856, 898, 963, 1070, 1284, 1347, 1440, 1605, 1712, 1796, 1926, 2140, 2245, 2568, 2694, 3210, 3424, 3592, 3852, 4041, 4280, 4490, 4815, 5136, 5388, 6420, 6735, 7184, 7704, 8082, 8560, 8980, 9630, 10272, 10776, 12840, 13470, 14368, 15408, 16164, 17120, 17960, 19260, 20205, 21552, 25680, 26940, 30816, 32328, 35920, 38520, 40410, 43104, 48043, 51360, 53880, 64656, 71840, 77040, 80820, 96086, 107760, 129312, 144129, 154080, 161640, 192172, 215520, 240215, 288258, 323280, 384344, 432387, 480430, 576516, 646560, 720645, 768688, 864774, 960860, 1153032, 1441290, 1537376, 1729548, 1921720, 2161935, 2306064, 2882580, 3459096, 3843440, 4323870, 4612128, 5765160, 6918192, 7686880, 8647740, 11530320, 13836384, 17295480, 23060640, 34590960, 69181920]

約数ペア:

[(1, 69181920), (2, 34590960), (3, 23060640), (4, 17295480), (5, 13836384), (6, 11530320), (8, 8647740), (9, 7686880), (10, 6918192), (12, 5765160), (15, 4612128), (16, 4323870), (18, 3843440), (20, 3459096), (24, 2882580), (30, 2306064), (32, 2161935), (36, 1921720), (40, 1729548), (45, 1537376), (48, 1441290), (60, 1153032), (72, 960860), (80, 864774), (90, 768688), (96, 720645), (107, 646560), (120, 576516), (144, 480430), (160, 432387), (180, 384344), (214, 323280), (240, 288258), (288, 240215), (321, 215520), (360, 192172), (428, 161640), (449, 154080), (480, 144129), (535, 129312), (642, 107760), (720, 96086), (856, 80820), (898, 77040), (963, 71840), (1070, 64656), (1284, 53880), (1347, 51360), (1440, 48043), (1605, 43104), (1712, 40410), (1796, 38520), (1926, 35920), (2140, 32328), (2245, 30816), (2568, 26940), (2694, 25680), (3210, 21552), (3424, 20205), (3592, 19260), (3852, 17960), (4041, 17120), (4280, 16164), (4490, 15408), (4815, 14368), (5136, 13470), (5388, 12840), (6420, 10776), (6735, 10272), (7184, 9630), (7704, 8980), (8082, 8560)]