620194960

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{757}}^1$

素因数の和:814

約数の個数: 240

約数和(自身を含む): 1928715840

約数和(自身を除く): 1308520880

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 19, 20, 22, 28, 35, 38, 40, 44, 49, 55, 56, 70, 76, 77, 80, 88, 95, 98, 110, 112, 133, 140, 152, 154, 176, 190, 196, 209, 220, 245, 266, 280, 304, 308, 380, 385, 392, 418, 440, 490, 532, 539, 560, 616, 665, 757, 760, 770, 784, 836, 880, 931, 980, 1045, 1064, 1078, 1232, 1330, 1463, 1514, 1520, 1540, 1672, 1862, 1960, 2090, 2128, 2156, 2660, 2695, 2926, 3028, 3080, 3344, 3724, 3785, 3920, 4180, 4312, 4655, 5299, 5320, 5390, 5852, 6056, 6160, 7315, 7448, 7570, 8327, 8360, 8624, 9310, 10241, 10598, 10640, 10780, 11704, 12112, 14383, 14630, 14896, 15140, 16654, 16720, 18620, 20482, 21196, 21560, 23408, 26495, 28766, 29260, 30280, 33308, 37093, 37240, 40964, 41635, 42392, 43120, 51205, 52990, 57532, 58289, 58520, 60560, 66616, 71915, 74186, 74480, 81928, 83270, 84784, 100681, 102410, 105980, 115064, 116578, 117040, 133232, 143830, 148372, 158213, 163856, 166540, 185465, 201362, 204820, 211960, 230128, 233156, 287660, 291445, 296744, 316426, 333080, 370930, 402724, 408023, 409640, 423920, 466312, 503405, 575320, 582890, 593488, 632852, 666160, 704767, 741860, 791065, 805448, 816046, 819280, 932624, 1006810, 1107491, 1150640, 1165780, 1265704, 1409534, 1483720, 1582130, 1610896, 1632092, 2013620, 2040115, 2214982, 2331560, 2531408, 2819068, 2967440, 3164260, 3264184, 3523835, 4027240, 4080230, 4429964, 4663120, 5537455, 5638136, 6328520, 6528368, 7047670, 7752437, 8054480, 8160460, 8859928, 11074910, 11276272, 12657040, 14095340, 15504874, 16320920, 17719856, 22149820, 28190680, 31009748, 32641840, 38762185, 44299640, 56381360, 62019496, 77524370, 88599280, 124038992, 155048740, 310097480, 620194960]

約数ペア:

[(1, 620194960), (2, 310097480), (4, 155048740), (5, 124038992), (7, 88599280), (8, 77524370), (10, 62019496), (11, 56381360), (14, 44299640), (16, 38762185), (19, 32641840), (20, 31009748), (22, 28190680), (28, 22149820), (35, 17719856), (38, 16320920), (40, 15504874), (44, 14095340), (49, 12657040), (55, 11276272), (56, 11074910), (70, 8859928), (76, 8160460), (77, 8054480), (80, 7752437), (88, 7047670), (95, 6528368), (98, 6328520), (110, 5638136), (112, 5537455), (133, 4663120), (140, 4429964), (152, 4080230), (154, 4027240), (176, 3523835), (190, 3264184), (196, 3164260), (209, 2967440), (220, 2819068), (245, 2531408), (266, 2331560), (280, 2214982), (304, 2040115), (308, 2013620), (380, 1632092), (385, 1610896), (392, 1582130), (418, 1483720), (440, 1409534), (490, 1265704), (532, 1165780), (539, 1150640), (560, 1107491), (616, 1006810), (665, 932624), (757, 819280), (760, 816046), (770, 805448), (784, 791065), (836, 741860), (880, 704767), (931, 666160), (980, 632852), (1045, 593488), (1064, 582890), (1078, 575320), (1232, 503405), (1330, 466312), (1463, 423920), (1514, 409640), (1520, 408023), (1540, 402724), (1672, 370930), (1862, 333080), (1960, 316426), (2090, 296744), (2128, 291445), (2156, 287660), (2660, 233156), (2695, 230128), (2926, 211960), (3028, 204820), (3080, 201362), (3344, 185465), (3724, 166540), (3785, 163856), (3920, 158213), (4180, 148372), (4312, 143830), (4655, 133232), (5299, 117040), (5320, 116578), (5390, 115064), (5852, 105980), (6056, 102410), (6160, 100681), (7315, 84784), (7448, 83270), (7570, 81928), (8327, 74480), (8360, 74186), (8624, 71915), (9310, 66616), (10241, 60560), (10598, 58520), (10640, 58289), (10780, 57532), (11704, 52990), (12112, 51205), (14383, 43120), (14630, 42392), (14896, 41635), (15140, 40964), (16654, 37240), (16720, 37093), (18620, 33308), (20482, 30280), (21196, 29260), (21560, 28766), (23408, 26495)]