1042590640

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{499}}^1$

素因数の和:580

約数の個数: 240

約数和(自身を含む): 3116988000

約数和(自身を除く): 2074397360

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 41, 49, 52, 56, 65, 70, 80, 82, 91, 98, 104, 112, 130, 140, 164, 182, 196, 205, 208, 245, 260, 280, 287, 328, 364, 392, 410, 455, 490, 499, 520, 533, 560, 574, 637, 656, 728, 784, 820, 910, 980, 998, 1040, 1066, 1148, 1274, 1435, 1456, 1640, 1820, 1960, 1996, 2009, 2132, 2296, 2495, 2548, 2665, 2870, 3185, 3280, 3493, 3640, 3731, 3920, 3992, 4018, 4264, 4592, 4990, 5096, 5330, 5740, 6370, 6487, 6986, 7280, 7462, 7984, 8036, 8528, 9980, 10045, 10192, 10660, 11480, 12740, 12974, 13972, 14924, 16072, 17465, 18655, 19960, 20090, 20459, 21320, 22960, 24451, 25480, 25948, 26117, 27944, 29848, 32144, 32435, 34930, 37310, 39920, 40180, 40918, 42640, 45409, 48902, 50960, 51896, 52234, 55888, 59696, 64870, 69860, 74620, 80360, 81836, 90818, 97804, 102295, 103792, 104468, 122255, 129740, 130585, 139720, 143213, 149240, 160720, 163672, 181636, 195608, 204590, 208936, 227045, 244510, 259480, 261170, 265967, 279440, 286426, 298480, 317863, 327344, 363272, 391216, 409180, 417872, 454090, 489020, 518960, 522340, 531934, 572852, 635726, 716065, 726544, 818360, 908180, 978040, 1002491, 1044680, 1063868, 1145704, 1271452, 1329835, 1432130, 1589315, 1636720, 1816360, 1861769, 1956080, 2004982, 2089360, 2127736, 2291408, 2542904, 2659670, 2864260, 3178630, 3632720, 3723538, 4009964, 4255472, 5012455, 5085808, 5319340, 5728520, 6357260, 7447076, 8019928, 9308845, 10024910, 10638680, 11457040, 12714520, 13032383, 14894152, 16039856, 18617690, 20049820, 21277360, 25429040, 26064766, 29788304, 37235380, 40099640, 52129532, 65161915, 74470760, 80199280, 104259064, 130323830, 148941520, 208518128, 260647660, 521295320, 1042590640]

約数ペア:

[(1, 1042590640), (2, 521295320), (4, 260647660), (5, 208518128), (7, 148941520), (8, 130323830), (10, 104259064), (13, 80199280), (14, 74470760), (16, 65161915), (20, 52129532), (26, 40099640), (28, 37235380), (35, 29788304), (40, 26064766), (41, 25429040), (49, 21277360), (52, 20049820), (56, 18617690), (65, 16039856), (70, 14894152), (80, 13032383), (82, 12714520), (91, 11457040), (98, 10638680), (104, 10024910), (112, 9308845), (130, 8019928), (140, 7447076), (164, 6357260), (182, 5728520), (196, 5319340), (205, 5085808), (208, 5012455), (245, 4255472), (260, 4009964), (280, 3723538), (287, 3632720), (328, 3178630), (364, 2864260), (392, 2659670), (410, 2542904), (455, 2291408), (490, 2127736), (499, 2089360), (520, 2004982), (533, 1956080), (560, 1861769), (574, 1816360), (637, 1636720), (656, 1589315), (728, 1432130), (784, 1329835), (820, 1271452), (910, 1145704), (980, 1063868), (998, 1044680), (1040, 1002491), (1066, 978040), (1148, 908180), (1274, 818360), (1435, 726544), (1456, 716065), (1640, 635726), (1820, 572852), (1960, 531934), (1996, 522340), (2009, 518960), (2132, 489020), (2296, 454090), (2495, 417872), (2548, 409180), (2665, 391216), (2870, 363272), (3185, 327344), (3280, 317863), (3493, 298480), (3640, 286426), (3731, 279440), (3920, 265967), (3992, 261170), (4018, 259480), (4264, 244510), (4592, 227045), (4990, 208936), (5096, 204590), (5330, 195608), (5740, 181636), (6370, 163672), (6487, 160720), (6986, 149240), (7280, 143213), (7462, 139720), (7984, 130585), (8036, 129740), (8528, 122255), (9980, 104468), (10045, 103792), (10192, 102295), (10660, 97804), (11480, 90818), (12740, 81836), (12974, 80360), (13972, 74620), (14924, 69860), (16072, 64870), (17465, 59696), (18655, 55888), (19960, 52234), (20090, 51896), (20459, 50960), (21320, 48902), (22960, 45409), (24451, 42640), (25480, 40918), (25948, 40180), (26117, 39920), (27944, 37310), (29848, 34930), (32144, 32435)]