820090880

素因数分解:

$2^{11}\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{673}}^1$

素因数の和:724

約数の個数: 192

約数和(自身を含む): 2384665920

約数和(自身を除く): 1564575040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 80, 85, 112, 119, 128, 136, 140, 160, 170, 224, 238, 256, 272, 280, 320, 340, 448, 476, 512, 544, 560, 595, 640, 673, 680, 896, 952, 1024, 1088, 1120, 1190, 1280, 1346, 1360, 1792, 1904, 2048, 2176, 2240, 2380, 2560, 2692, 2720, 3365, 3584, 3808, 4352, 4480, 4711, 4760, 5120, 5384, 5440, 6730, 7168, 7616, 8704, 8960, 9422, 9520, 10240, 10768, 10880, 11441, 13460, 14336, 15232, 17408, 17920, 18844, 19040, 21536, 21760, 22882, 23555, 26920, 30464, 34816, 35840, 37688, 38080, 43072, 43520, 45764, 47110, 53840, 57205, 60928, 71680, 75376, 76160, 80087, 86144, 87040, 91528, 94220, 107680, 114410, 121856, 150752, 152320, 160174, 172288, 174080, 183056, 188440, 215360, 228820, 243712, 301504, 304640, 320348, 344576, 366112, 376880, 400435, 430720, 457640, 603008, 609280, 640696, 689152, 732224, 753760, 800870, 861440, 915280, 1206016, 1218560, 1281392, 1378304, 1464448, 1507520, 1601740, 1722880, 1830560, 2412032, 2562784, 2928896, 3015040, 3203480, 3445760, 3661120, 4824064, 5125568, 5857792, 6030080, 6406960, 6891520, 7322240, 9648128, 10251136, 11715584, 12060160, 12813920, 14644480, 20502272, 23431168, 24120320, 25627840, 29288960, 41004544, 48240640, 51255680, 58577920, 82009088, 102511360, 117155840, 164018176, 205022720, 410045440, 820090880]

約数ペア:

[(1, 820090880), (2, 410045440), (4, 205022720), (5, 164018176), (7, 117155840), (8, 102511360), (10, 82009088), (14, 58577920), (16, 51255680), (17, 48240640), (20, 41004544), (28, 29288960), (32, 25627840), (34, 24120320), (35, 23431168), (40, 20502272), (56, 14644480), (64, 12813920), (68, 12060160), (70, 11715584), (80, 10251136), (85, 9648128), (112, 7322240), (119, 6891520), (128, 6406960), (136, 6030080), (140, 5857792), (160, 5125568), (170, 4824064), (224, 3661120), (238, 3445760), (256, 3203480), (272, 3015040), (280, 2928896), (320, 2562784), (340, 2412032), (448, 1830560), (476, 1722880), (512, 1601740), (544, 1507520), (560, 1464448), (595, 1378304), (640, 1281392), (673, 1218560), (680, 1206016), (896, 915280), (952, 861440), (1024, 800870), (1088, 753760), (1120, 732224), (1190, 689152), (1280, 640696), (1346, 609280), (1360, 603008), (1792, 457640), (1904, 430720), (2048, 400435), (2176, 376880), (2240, 366112), (2380, 344576), (2560, 320348), (2692, 304640), (2720, 301504), (3365, 243712), (3584, 228820), (3808, 215360), (4352, 188440), (4480, 183056), (4711, 174080), (4760, 172288), (5120, 160174), (5384, 152320), (5440, 150752), (6730, 121856), (7168, 114410), (7616, 107680), (8704, 94220), (8960, 91528), (9422, 87040), (9520, 86144), (10240, 80087), (10768, 76160), (10880, 75376), (11441, 71680), (13460, 60928), (14336, 57205), (15232, 53840), (17408, 47110), (17920, 45764), (18844, 43520), (19040, 43072), (21536, 38080), (21760, 37688), (22882, 35840), (23555, 34816), (26920, 30464)]