810396720

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{6991}}^1$

素因数の和:7040

約数の個数: 240

約数和(自身を含む): 3246077952

約数和(自身を除く): 2435681232

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 23, 24, 28, 30, 35, 36, 40, 42, 45, 46, 48, 56, 60, 63, 69, 70, 72, 80, 84, 90, 92, 105, 112, 115, 120, 126, 138, 140, 144, 161, 168, 180, 184, 207, 210, 230, 240, 252, 276, 280, 315, 322, 336, 345, 360, 368, 414, 420, 460, 483, 504, 552, 560, 630, 644, 690, 720, 805, 828, 840, 920, 966, 1008, 1035, 1104, 1260, 1288, 1380, 1449, 1610, 1656, 1680, 1840, 1932, 2070, 2415, 2520, 2576, 2760, 2898, 3220, 3312, 3864, 4140, 4830, 5040, 5520, 5796, 6440, 6991, 7245, 7728, 8280, 9660, 11592, 12880, 13982, 14490, 16560, 19320, 20973, 23184, 27964, 28980, 34955, 38640, 41946, 48937, 55928, 57960, 62919, 69910, 83892, 97874, 104865, 111856, 115920, 125838, 139820, 146811, 160793, 167784, 195748, 209730, 244685, 251676, 279640, 293622, 314595, 321586, 335568, 391496, 419460, 440433, 482379, 489370, 503352, 559280, 587244, 629190, 643172, 734055, 782992, 803965, 838920, 880866, 964758, 978740, 1006704, 1125551, 1174488, 1258380, 1286344, 1447137, 1468110, 1607930, 1677840, 1761732, 1929516, 1957480, 2202165, 2251102, 2348976, 2411895, 2516760, 2572688, 2894274, 2936220, 3215860, 3376653, 3523464, 3859032, 3914960, 4404330, 4502204, 4823790, 5033520, 5627755, 5788548, 5872440, 6431720, 6753306, 7046928, 7235685, 7718064, 8808660, 9004408, 9647580, 10129959, 11255510, 11577096, 11744880, 12863440, 13506612, 14471370, 16883265, 17617320, 18008816, 19295160, 20259918, 22511020, 23154192, 27013224, 28942740, 33766530, 35234640, 38590320, 40519836, 45022040, 50649795, 54026448, 57885480, 67533060, 81039672, 90044080, 101299590, 115770960, 135066120, 162079344, 202599180, 270132240, 405198360, 810396720]

約数ペア:

[(1, 810396720), (2, 405198360), (3, 270132240), (4, 202599180), (5, 162079344), (6, 135066120), (7, 115770960), (8, 101299590), (9, 90044080), (10, 81039672), (12, 67533060), (14, 57885480), (15, 54026448), (16, 50649795), (18, 45022040), (20, 40519836), (21, 38590320), (23, 35234640), (24, 33766530), (28, 28942740), (30, 27013224), (35, 23154192), (36, 22511020), (40, 20259918), (42, 19295160), (45, 18008816), (46, 17617320), (48, 16883265), (56, 14471370), (60, 13506612), (63, 12863440), (69, 11744880), (70, 11577096), (72, 11255510), (80, 10129959), (84, 9647580), (90, 9004408), (92, 8808660), (105, 7718064), (112, 7235685), (115, 7046928), (120, 6753306), (126, 6431720), (138, 5872440), (140, 5788548), (144, 5627755), (161, 5033520), (168, 4823790), (180, 4502204), (184, 4404330), (207, 3914960), (210, 3859032), (230, 3523464), (240, 3376653), (252, 3215860), (276, 2936220), (280, 2894274), (315, 2572688), (322, 2516760), (336, 2411895), (345, 2348976), (360, 2251102), (368, 2202165), (414, 1957480), (420, 1929516), (460, 1761732), (483, 1677840), (504, 1607930), (552, 1468110), (560, 1447137), (630, 1286344), (644, 1258380), (690, 1174488), (720, 1125551), (805, 1006704), (828, 978740), (840, 964758), (920, 880866), (966, 838920), (1008, 803965), (1035, 782992), (1104, 734055), (1260, 643172), (1288, 629190), (1380, 587244), (1449, 559280), (1610, 503352), (1656, 489370), (1680, 482379), (1840, 440433), (1932, 419460), (2070, 391496), (2415, 335568), (2520, 321586), (2576, 314595), (2760, 293622), (2898, 279640), (3220, 251676), (3312, 244685), (3864, 209730), (4140, 195748), (4830, 167784), (5040, 160793), (5520, 146811), (5796, 139820), (6440, 125838), (6991, 115920), (7245, 111856), (7728, 104865), (8280, 97874), (9660, 83892), (11592, 69910), (12880, 62919), (13982, 57960), (14490, 55928), (16560, 48937), (19320, 41946), (20973, 38640), (23184, 34955), (27964, 28980)]