320945040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2017}}^1$

素因数の和:2066

約数の個数: 240

約数和(自身を含む): 1229640048

約数和(自身を除く): 908695008

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 17, 18, 20, 24, 26, 30, 34, 36, 39, 40, 45, 48, 51, 52, 60, 65, 68, 72, 78, 80, 85, 90, 102, 104, 117, 120, 130, 136, 144, 153, 156, 170, 180, 195, 204, 208, 221, 234, 240, 255, 260, 272, 306, 312, 340, 360, 390, 408, 442, 468, 510, 520, 585, 612, 624, 663, 680, 720, 765, 780, 816, 884, 936, 1020, 1040, 1105, 1170, 1224, 1326, 1360, 1530, 1560, 1768, 1872, 1989, 2017, 2040, 2210, 2340, 2448, 2652, 3060, 3120, 3315, 3536, 3978, 4034, 4080, 4420, 4680, 5304, 6051, 6120, 6630, 7956, 8068, 8840, 9360, 9945, 10085, 10608, 12102, 12240, 13260, 15912, 16136, 17680, 18153, 19890, 20170, 24204, 26221, 26520, 30255, 31824, 32272, 34289, 36306, 39780, 40340, 48408, 52442, 53040, 60510, 68578, 72612, 78663, 79560, 80680, 90765, 96816, 102867, 104884, 121020, 131105, 137156, 145224, 157326, 159120, 161360, 171445, 181530, 205734, 209768, 235989, 242040, 262210, 274312, 290448, 308601, 314652, 342890, 363060, 393315, 411468, 419536, 445757, 471978, 484080, 514335, 524420, 548624, 617202, 629304, 685780, 726120, 786630, 822936, 891514, 943956, 1028670, 1048840, 1179945, 1234404, 1258608, 1337271, 1371560, 1452240, 1543005, 1573260, 1645872, 1783028, 1887912, 2057340, 2097680, 2228785, 2359890, 2468808, 2674542, 2743120, 3086010, 3146520, 3566056, 3775824, 4011813, 4114680, 4457570, 4719780, 4937616, 5349084, 6172020, 6293040, 6686355, 7132112, 8023626, 8229360, 8915140, 9439560, 10698168, 12344040, 13372710, 16047252, 17830280, 18879120, 20059065, 21396336, 24688080, 26745420, 32094504, 35660560, 40118130, 53490840, 64189008, 80236260, 106981680, 160472520, 320945040]

約数ペア:

[(1, 320945040), (2, 160472520), (3, 106981680), (4, 80236260), (5, 64189008), (6, 53490840), (8, 40118130), (9, 35660560), (10, 32094504), (12, 26745420), (13, 24688080), (15, 21396336), (16, 20059065), (17, 18879120), (18, 17830280), (20, 16047252), (24, 13372710), (26, 12344040), (30, 10698168), (34, 9439560), (36, 8915140), (39, 8229360), (40, 8023626), (45, 7132112), (48, 6686355), (51, 6293040), (52, 6172020), (60, 5349084), (65, 4937616), (68, 4719780), (72, 4457570), (78, 4114680), (80, 4011813), (85, 3775824), (90, 3566056), (102, 3146520), (104, 3086010), (117, 2743120), (120, 2674542), (130, 2468808), (136, 2359890), (144, 2228785), (153, 2097680), (156, 2057340), (170, 1887912), (180, 1783028), (195, 1645872), (204, 1573260), (208, 1543005), (221, 1452240), (234, 1371560), (240, 1337271), (255, 1258608), (260, 1234404), (272, 1179945), (306, 1048840), (312, 1028670), (340, 943956), (360, 891514), (390, 822936), (408, 786630), (442, 726120), (468, 685780), (510, 629304), (520, 617202), (585, 548624), (612, 524420), (624, 514335), (663, 484080), (680, 471978), (720, 445757), (765, 419536), (780, 411468), (816, 393315), (884, 363060), (936, 342890), (1020, 314652), (1040, 308601), (1105, 290448), (1170, 274312), (1224, 262210), (1326, 242040), (1360, 235989), (1530, 209768), (1560, 205734), (1768, 181530), (1872, 171445), (1989, 161360), (2017, 159120), (2040, 157326), (2210, 145224), (2340, 137156), (2448, 131105), (2652, 121020), (3060, 104884), (3120, 102867), (3315, 96816), (3536, 90765), (3978, 80680), (4034, 79560), (4080, 78663), (4420, 72612), (4680, 68578), (5304, 60510), (6051, 53040), (6120, 52442), (6630, 48408), (7956, 40340), (8068, 39780), (8840, 36306), (9360, 34289), (9945, 32272), (10085, 31824), (10608, 30255), (12102, 26520), (12240, 26221), (13260, 24204), (15912, 20170), (16136, 19890), (17680, 18153)]