1245328440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{449}}^1\times {\mathrm{797}}^1$

素因数の和:1289

約数の個数: 128

約数和(自身を含む): 3878280000

約数和(自身を除く): 2632951560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 435, 449, 580, 696, 797, 870, 898, 1160, 1347, 1594, 1740, 1796, 2245, 2391, 2694, 3188, 3480, 3592, 3985, 4490, 4782, 5388, 6376, 6735, 7970, 8980, 9564, 10776, 11955, 13021, 13470, 15940, 17960, 19128, 23113, 23910, 26042, 26940, 31880, 39063, 46226, 47820, 52084, 53880, 65105, 69339, 78126, 92452, 95640, 104168, 115565, 130210, 138678, 156252, 184904, 195315, 231130, 260420, 277356, 312504, 346695, 357853, 390630, 462260, 520840, 554712, 693390, 715706, 781260, 924520, 1073559, 1386780, 1431412, 1562520, 1789265, 2147118, 2773560, 2862824, 3578530, 4294236, 5367795, 7157060, 8588472, 10377737, 10735590, 14314120, 20755474, 21471180, 31133211, 41510948, 42942360, 51888685, 62266422, 83021896, 103777370, 124532844, 155666055, 207554740, 249065688, 311332110, 415109480, 622664220, 1245328440]

約数ペア:

[(1, 1245328440), (2, 622664220), (3, 415109480), (4, 311332110), (5, 249065688), (6, 207554740), (8, 155666055), (10, 124532844), (12, 103777370), (15, 83021896), (20, 62266422), (24, 51888685), (29, 42942360), (30, 41510948), (40, 31133211), (58, 21471180), (60, 20755474), (87, 14314120), (116, 10735590), (120, 10377737), (145, 8588472), (174, 7157060), (232, 5367795), (290, 4294236), (348, 3578530), (435, 2862824), (449, 2773560), (580, 2147118), (696, 1789265), (797, 1562520), (870, 1431412), (898, 1386780), (1160, 1073559), (1347, 924520), (1594, 781260), (1740, 715706), (1796, 693390), (2245, 554712), (2391, 520840), (2694, 462260), (3188, 390630), (3480, 357853), (3592, 346695), (3985, 312504), (4490, 277356), (4782, 260420), (5388, 231130), (6376, 195315), (6735, 184904), (7970, 156252), (8980, 138678), (9564, 130210), (10776, 115565), (11955, 104168), (13021, 95640), (13470, 92452), (15940, 78126), (17960, 69339), (19128, 65105), (23113, 53880), (23910, 52084), (26042, 47820), (26940, 46226), (31880, 39063)]