2121997280

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{277}}^1$

素因数の和:461

約数の個数: 192

約数和(自身を含む): 5649315840

約数和(自身を除く): 3527318560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 32, 40, 52, 58, 65, 80, 104, 116, 127, 130, 145, 160, 208, 232, 254, 260, 277, 290, 377, 416, 464, 508, 520, 554, 580, 635, 754, 928, 1016, 1040, 1108, 1160, 1270, 1385, 1508, 1651, 1885, 2032, 2080, 2216, 2320, 2540, 2770, 3016, 3302, 3601, 3683, 3770, 4064, 4432, 4640, 5080, 5540, 6032, 6604, 7202, 7366, 7540, 8033, 8255, 8864, 10160, 11080, 12064, 13208, 14404, 14732, 15080, 16066, 16510, 18005, 18415, 20320, 22160, 26416, 28808, 29464, 30160, 32132, 33020, 35179, 36010, 36830, 40165, 44320, 47879, 52832, 57616, 58928, 60320, 64264, 66040, 70358, 72020, 73660, 80330, 95758, 104429, 115232, 117856, 128528, 132080, 140716, 144040, 147320, 160660, 175895, 191516, 208858, 239395, 257056, 264160, 281432, 288080, 294640, 321320, 351790, 383032, 417716, 457327, 478790, 522145, 562864, 576160, 589280, 642640, 703580, 766064, 835432, 914654, 957580, 1020191, 1044290, 1125728, 1285280, 1407160, 1532128, 1670864, 1829308, 1915160, 2040382, 2088580, 2286635, 2814320, 3341728, 3658616, 3830320, 4080764, 4177160, 4573270, 5100955, 5628640, 7317232, 7660640, 8161528, 8354320, 9146540, 10201910, 13262483, 14634464, 16323056, 16708640, 18293080, 20403820, 26524966, 32646112, 36586160, 40807640, 53049932, 66312415, 73172320, 81615280, 106099864, 132624830, 163230560, 212199728, 265249660, 424399456, 530499320, 1060998640, 2121997280]

約数ペア:

[(1, 2121997280), (2, 1060998640), (4, 530499320), (5, 424399456), (8, 265249660), (10, 212199728), (13, 163230560), (16, 132624830), (20, 106099864), (26, 81615280), (29, 73172320), (32, 66312415), (40, 53049932), (52, 40807640), (58, 36586160), (65, 32646112), (80, 26524966), (104, 20403820), (116, 18293080), (127, 16708640), (130, 16323056), (145, 14634464), (160, 13262483), (208, 10201910), (232, 9146540), (254, 8354320), (260, 8161528), (277, 7660640), (290, 7317232), (377, 5628640), (416, 5100955), (464, 4573270), (508, 4177160), (520, 4080764), (554, 3830320), (580, 3658616), (635, 3341728), (754, 2814320), (928, 2286635), (1016, 2088580), (1040, 2040382), (1108, 1915160), (1160, 1829308), (1270, 1670864), (1385, 1532128), (1508, 1407160), (1651, 1285280), (1885, 1125728), (2032, 1044290), (2080, 1020191), (2216, 957580), (2320, 914654), (2540, 835432), (2770, 766064), (3016, 703580), (3302, 642640), (3601, 589280), (3683, 576160), (3770, 562864), (4064, 522145), (4432, 478790), (4640, 457327), (5080, 417716), (5540, 383032), (6032, 351790), (6604, 321320), (7202, 294640), (7366, 288080), (7540, 281432), (8033, 264160), (8255, 257056), (8864, 239395), (10160, 208858), (11080, 191516), (12064, 175895), (13208, 160660), (14404, 147320), (14732, 144040), (15080, 140716), (16066, 132080), (16510, 128528), (18005, 117856), (18415, 115232), (20320, 104429), (22160, 95758), (26416, 80330), (28808, 73660), (29464, 72020), (30160, 70358), (32132, 66040), (33020, 64264), (35179, 60320), (36010, 58928), (36830, 57616), (40165, 52832), (44320, 47879)]