1811817280

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{62219}}^1$

素因数の和:62256

約数の個数: 112

約数和(自身を含む): 5310103680

約数和(自身を除く): 3498286400

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 320, 364, 416, 448, 455, 520, 560, 728, 832, 910, 1040, 1120, 1456, 1820, 2080, 2240, 2912, 3640, 4160, 5824, 7280, 14560, 29120, 62219, 124438, 248876, 311095, 435533, 497752, 622190, 808847, 871066, 995504, 1244380, 1617694, 1742132, 1991008, 2177665, 2488760, 3235388, 3484264, 3982016, 4044235, 4355330, 4977520, 5661929, 6470776, 6968528, 8088470, 8710660, 9955040, 11323858, 12941552, 13937056, 16176940, 17421320, 19910080, 22647716, 25883104, 27874112, 28309645, 32353880, 34842640, 45295432, 51766208, 56619290, 64707760, 69685280, 90590864, 113238580, 129415520, 139370560, 181181728, 226477160, 258831040, 362363456, 452954320, 905908640, 1811817280]

約数ペア:

[(1, 1811817280), (2, 905908640), (4, 452954320), (5, 362363456), (7, 258831040), (8, 226477160), (10, 181181728), (13, 139370560), (14, 129415520), (16, 113238580), (20, 90590864), (26, 69685280), (28, 64707760), (32, 56619290), (35, 51766208), (40, 45295432), (52, 34842640), (56, 32353880), (64, 28309645), (65, 27874112), (70, 25883104), (80, 22647716), (91, 19910080), (104, 17421320), (112, 16176940), (130, 13937056), (140, 12941552), (160, 11323858), (182, 9955040), (208, 8710660), (224, 8088470), (260, 6968528), (280, 6470776), (320, 5661929), (364, 4977520), (416, 4355330), (448, 4044235), (455, 3982016), (520, 3484264), (560, 3235388), (728, 2488760), (832, 2177665), (910, 1991008), (1040, 1742132), (1120, 1617694), (1456, 1244380), (1820, 995504), (2080, 871066), (2240, 808847), (2912, 622190), (3640, 497752), (4160, 435533), (5824, 311095), (7280, 248876), (14560, 124438), (29120, 62219)]