71737120

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{379}}^1$

素因数の和:427

約数の個数: 144

約数和(自身を含む): 210288960

約数和(自身を除く): 138551840

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 160, 169, 182, 208, 224, 260, 280, 338, 364, 379, 416, 455, 520, 560, 676, 728, 758, 845, 910, 1040, 1120, 1183, 1352, 1456, 1516, 1690, 1820, 1895, 2080, 2366, 2653, 2704, 2912, 3032, 3380, 3640, 3790, 4732, 4927, 5306, 5408, 5915, 6064, 6760, 7280, 7580, 9464, 9854, 10612, 11830, 12128, 13265, 13520, 14560, 15160, 18928, 19708, 21224, 23660, 24635, 26530, 27040, 30320, 34489, 37856, 39416, 42448, 47320, 49270, 53060, 60640, 64051, 68978, 78832, 84896, 94640, 98540, 106120, 128102, 137956, 157664, 172445, 189280, 197080, 212240, 256204, 275912, 320255, 344890, 394160, 424480, 448357, 512408, 551824, 640510, 689780, 788320, 896714, 1024816, 1103648, 1281020, 1379560, 1793428, 2049632, 2241785, 2562040, 2759120, 3586856, 4483570, 5124080, 5518240, 7173712, 8967140, 10248160, 14347424, 17934280, 35868560, 71737120]

約数ペア:

[(1, 71737120), (2, 35868560), (4, 17934280), (5, 14347424), (7, 10248160), (8, 8967140), (10, 7173712), (13, 5518240), (14, 5124080), (16, 4483570), (20, 3586856), (26, 2759120), (28, 2562040), (32, 2241785), (35, 2049632), (40, 1793428), (52, 1379560), (56, 1281020), (65, 1103648), (70, 1024816), (80, 896714), (91, 788320), (104, 689780), (112, 640510), (130, 551824), (140, 512408), (160, 448357), (169, 424480), (182, 394160), (208, 344890), (224, 320255), (260, 275912), (280, 256204), (338, 212240), (364, 197080), (379, 189280), (416, 172445), (455, 157664), (520, 137956), (560, 128102), (676, 106120), (728, 98540), (758, 94640), (845, 84896), (910, 78832), (1040, 68978), (1120, 64051), (1183, 60640), (1352, 53060), (1456, 49270), (1516, 47320), (1690, 42448), (1820, 39416), (1895, 37856), (2080, 34489), (2366, 30320), (2653, 27040), (2704, 26530), (2912, 24635), (3032, 23660), (3380, 21224), (3640, 19708), (3790, 18928), (4732, 15160), (4927, 14560), (5306, 13520), (5408, 13265), (5915, 12128), (6064, 11830), (6760, 10612), (7280, 9854), (7580, 9464)]