2778517280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{225529}}^1$

素因数の和:225562

約数の個数: 96

約数和(自身を含む): 8184032640

約数和(自身を除く): 5405515360

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 160, 176, 220, 224, 280, 308, 352, 385, 440, 560, 616, 770, 880, 1120, 1232, 1540, 1760, 2464, 3080, 6160, 12320, 225529, 451058, 902116, 1127645, 1578703, 1804232, 2255290, 2480819, 3157406, 3608464, 4510580, 4961638, 6314812, 7216928, 7893515, 9021160, 9923276, 12404095, 12629624, 15787030, 17365733, 18042320, 19846552, 24808190, 25259248, 31574060, 34731466, 36084640, 39693104, 49616380, 50518496, 63148120, 69462932, 79386208, 86828665, 99232760, 126296240, 138925864, 173657330, 198465520, 252592480, 277851728, 347314660, 396931040, 555703456, 694629320, 1389258640, 2778517280]

約数ペア:

[(1, 2778517280), (2, 1389258640), (4, 694629320), (5, 555703456), (7, 396931040), (8, 347314660), (10, 277851728), (11, 252592480), (14, 198465520), (16, 173657330), (20, 138925864), (22, 126296240), (28, 99232760), (32, 86828665), (35, 79386208), (40, 69462932), (44, 63148120), (55, 50518496), (56, 49616380), (70, 39693104), (77, 36084640), (80, 34731466), (88, 31574060), (110, 25259248), (112, 24808190), (140, 19846552), (154, 18042320), (160, 17365733), (176, 15787030), (220, 12629624), (224, 12404095), (280, 9923276), (308, 9021160), (352, 7893515), (385, 7216928), (440, 6314812), (560, 4961638), (616, 4510580), (770, 3608464), (880, 3157406), (1120, 2480819), (1232, 2255290), (1540, 1804232), (1760, 1578703), (2464, 1127645), (3080, 902116), (6160, 451058), (12320, 225529)]