8115120

素因数分解:

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

素因数の和:69

約数の個数: 240

約数和(自身を含む): 31977120

約数和(自身を除く): 23862000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 17, 18, 20, 24, 26, 27, 30, 34, 36, 39, 40, 45, 48, 51, 52, 54, 60, 65, 68, 72, 78, 80, 85, 90, 102, 104, 108, 117, 120, 130, 135, 136, 144, 153, 156, 170, 180, 195, 204, 208, 216, 221, 234, 240, 255, 260, 270, 272, 289, 306, 312, 340, 351, 360, 390, 408, 432, 442, 459, 468, 510, 520, 540, 578, 585, 612, 624, 663, 680, 702, 720, 765, 780, 816, 867, 884, 918, 936, 1020, 1040, 1080, 1105, 1156, 1170, 1224, 1326, 1360, 1404, 1445, 1530, 1560, 1734, 1755, 1768, 1836, 1872, 1989, 2040, 2160, 2210, 2295, 2312, 2340, 2448, 2601, 2652, 2808, 2890, 3060, 3120, 3315, 3468, 3510, 3536, 3672, 3757, 3978, 4080, 4335, 4420, 4590, 4624, 4680, 5202, 5304, 5616, 5780, 5967, 6120, 6630, 6936, 7020, 7344, 7514, 7803, 7956, 8670, 8840, 9180, 9360, 9945, 10404, 10608, 11271, 11560, 11934, 12240, 13005, 13260, 13872, 14040, 15028, 15606, 15912, 17340, 17680, 18360, 18785, 19890, 20808, 22542, 23120, 23868, 26010, 26520, 28080, 29835, 30056, 31212, 31824, 33813, 34680, 36720, 37570, 39015, 39780, 41616, 45084, 47736, 52020, 53040, 56355, 59670, 60112, 62424, 67626, 69360, 75140, 78030, 79560, 90168, 95472, 101439, 104040, 112710, 119340, 124848, 135252, 150280, 156060, 159120, 169065, 180336, 202878, 208080, 225420, 238680, 270504, 300560, 312120, 338130, 405756, 450840, 477360, 507195, 541008, 624240, 676260, 811512, 901680, 1014390, 1352520, 1623024, 2028780, 2705040, 4057560, 8115120]

約数ペア:

[(1, 8115120), (2, 4057560), (3, 2705040), (4, 2028780), (5, 1623024), (6, 1352520), (8, 1014390), (9, 901680), (10, 811512), (12, 676260), (13, 624240), (15, 541008), (16, 507195), (17, 477360), (18, 450840), (20, 405756), (24, 338130), (26, 312120), (27, 300560), (30, 270504), (34, 238680), (36, 225420), (39, 208080), (40, 202878), (45, 180336), (48, 169065), (51, 159120), (52, 156060), (54, 150280), (60, 135252), (65, 124848), (68, 119340), (72, 112710), (78, 104040), (80, 101439), (85, 95472), (90, 90168), (102, 79560), (104, 78030), (108, 75140), (117, 69360), (120, 67626), (130, 62424), (135, 60112), (136, 59670), (144, 56355), (153, 53040), (156, 52020), (170, 47736), (180, 45084), (195, 41616), (204, 39780), (208, 39015), (216, 37570), (221, 36720), (234, 34680), (240, 33813), (255, 31824), (260, 31212), (270, 30056), (272, 29835), (289, 28080), (306, 26520), (312, 26010), (340, 23868), (351, 23120), (360, 22542), (390, 20808), (408, 19890), (432, 18785), (442, 18360), (459, 17680), (468, 17340), (510, 15912), (520, 15606), (540, 15028), (578, 14040), (585, 13872), (612, 13260), (624, 13005), (663, 12240), (680, 11934), (702, 11560), (720, 11271), (765, 10608), (780, 10404), (816, 9945), (867, 9360), (884, 9180), (918, 8840), (936, 8670), (1020, 7956), (1040, 7803), (1080, 7514), (1105, 7344), (1156, 7020), (1170, 6936), (1224, 6630), (1326, 6120), (1360, 5967), (1404, 5780), (1445, 5616), (1530, 5304), (1560, 5202), (1734, 4680), (1755, 4624), (1768, 4590), (1836, 4420), (1872, 4335), (1989, 4080), (2040, 3978), (2160, 3757), (2210, 3672), (2295, 3536), (2312, 3510), (2340, 3468), (2448, 3315), (2601, 3120), (2652, 3060), (2808, 2890)]