643348680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{1427}}^1$

素因数の和:1488

約数の個数: 192

約数和(自身を含む): 2209515840

約数和(自身を除く): 1566167160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 34, 39, 40, 51, 52, 60, 65, 68, 78, 85, 102, 104, 120, 130, 136, 156, 170, 195, 204, 221, 255, 260, 289, 312, 340, 390, 408, 442, 510, 520, 578, 663, 680, 780, 867, 884, 1020, 1105, 1156, 1326, 1427, 1445, 1560, 1734, 1768, 2040, 2210, 2312, 2652, 2854, 2890, 3315, 3468, 3757, 4281, 4335, 4420, 5304, 5708, 5780, 6630, 6936, 7135, 7514, 8562, 8670, 8840, 11271, 11416, 11560, 13260, 14270, 15028, 17124, 17340, 18551, 18785, 21405, 22542, 24259, 26520, 28540, 30056, 34248, 34680, 37102, 37570, 42810, 45084, 48518, 55653, 56355, 57080, 72777, 74204, 75140, 85620, 90168, 92755, 97036, 111306, 112710, 121295, 145554, 148408, 150280, 171240, 185510, 194072, 222612, 225420, 242590, 278265, 291108, 315367, 363885, 371020, 412403, 445224, 450840, 485180, 556530, 582216, 630734, 727770, 742040, 824806, 946101, 970360, 1113060, 1237209, 1261468, 1455540, 1576835, 1649612, 1892202, 2062015, 2226120, 2474418, 2522936, 2911080, 3153670, 3299224, 3784404, 4124030, 4730505, 4948836, 5361239, 6186045, 6307340, 7568808, 8248060, 9461010, 9897672, 10722478, 12372090, 12614680, 16083717, 16496120, 18922020, 21444956, 24744180, 26806195, 32167434, 37844040, 42889912, 49488360, 53612390, 64334868, 80418585, 107224780, 128669736, 160837170, 214449560, 321674340, 643348680]

約数ペア:

[(1, 643348680), (2, 321674340), (3, 214449560), (4, 160837170), (5, 128669736), (6, 107224780), (8, 80418585), (10, 64334868), (12, 53612390), (13, 49488360), (15, 42889912), (17, 37844040), (20, 32167434), (24, 26806195), (26, 24744180), (30, 21444956), (34, 18922020), (39, 16496120), (40, 16083717), (51, 12614680), (52, 12372090), (60, 10722478), (65, 9897672), (68, 9461010), (78, 8248060), (85, 7568808), (102, 6307340), (104, 6186045), (120, 5361239), (130, 4948836), (136, 4730505), (156, 4124030), (170, 3784404), (195, 3299224), (204, 3153670), (221, 2911080), (255, 2522936), (260, 2474418), (289, 2226120), (312, 2062015), (340, 1892202), (390, 1649612), (408, 1576835), (442, 1455540), (510, 1261468), (520, 1237209), (578, 1113060), (663, 970360), (680, 946101), (780, 824806), (867, 742040), (884, 727770), (1020, 630734), (1105, 582216), (1156, 556530), (1326, 485180), (1427, 450840), (1445, 445224), (1560, 412403), (1734, 371020), (1768, 363885), (2040, 315367), (2210, 291108), (2312, 278265), (2652, 242590), (2854, 225420), (2890, 222612), (3315, 194072), (3468, 185510), (3757, 171240), (4281, 150280), (4335, 148408), (4420, 145554), (5304, 121295), (5708, 112710), (5780, 111306), (6630, 97036), (6936, 92755), (7135, 90168), (7514, 85620), (8562, 75140), (8670, 74204), (8840, 72777), (11271, 57080), (11416, 56355), (11560, 55653), (13260, 48518), (14270, 45084), (15028, 42810), (17124, 37570), (17340, 37102), (18551, 34680), (18785, 34248), (21405, 30056), (22542, 28540), (24259, 26520)]