28761859840

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{43973}}^1$

素因数の和:44074

約数の個数: 144

約数和(自身を含む): 79815976128

約数和(自身を除く): 51054116288

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 73, 80, 112, 128, 140, 146, 160, 224, 256, 280, 292, 320, 365, 448, 511, 560, 584, 640, 730, 896, 1022, 1120, 1168, 1280, 1460, 1792, 2044, 2240, 2336, 2555, 2920, 4088, 4480, 4672, 5110, 5840, 8176, 8960, 9344, 10220, 11680, 16352, 18688, 20440, 23360, 32704, 40880, 43973, 46720, 65408, 81760, 87946, 93440, 130816, 163520, 175892, 219865, 307811, 327040, 351784, 439730, 615622, 654080, 703568, 879460, 1231244, 1407136, 1539055, 1758920, 2462488, 2814272, 3078110, 3210029, 3517840, 4924976, 5628544, 6156220, 6420058, 7035680, 9849952, 11257088, 12312440, 12840116, 14071360, 16050145, 19699904, 22470203, 24624880, 25680232, 28142720, 32100290, 39399808, 44940406, 49249760, 51360464, 56285440, 64200580, 78799616, 89880812, 98499520, 102720928, 112351015, 128401160, 179761624, 196999040, 205441856, 224702030, 256802320, 359523248, 393998080, 410883712, 449404060, 513604640, 719046496, 821767424, 898808120, 1027209280, 1438092992, 1797616240, 2054418560, 2876185984, 3595232480, 4108837120, 5752371968, 7190464960, 14380929920, 28761859840]

約数ペア:

[(1, 28761859840), (2, 14380929920), (4, 7190464960), (5, 5752371968), (7, 4108837120), (8, 3595232480), (10, 2876185984), (14, 2054418560), (16, 1797616240), (20, 1438092992), (28, 1027209280), (32, 898808120), (35, 821767424), (40, 719046496), (56, 513604640), (64, 449404060), (70, 410883712), (73, 393998080), (80, 359523248), (112, 256802320), (128, 224702030), (140, 205441856), (146, 196999040), (160, 179761624), (224, 128401160), (256, 112351015), (280, 102720928), (292, 98499520), (320, 89880812), (365, 78799616), (448, 64200580), (511, 56285440), (560, 51360464), (584, 49249760), (640, 44940406), (730, 39399808), (896, 32100290), (1022, 28142720), (1120, 25680232), (1168, 24624880), (1280, 22470203), (1460, 19699904), (1792, 16050145), (2044, 14071360), (2240, 12840116), (2336, 12312440), (2555, 11257088), (2920, 9849952), (4088, 7035680), (4480, 6420058), (4672, 6156220), (5110, 5628544), (5840, 4924976), (8176, 3517840), (8960, 3210029), (9344, 3078110), (10220, 2814272), (11680, 2462488), (16352, 1758920), (18688, 1539055), (20440, 1407136), (23360, 1231244), (32704, 879460), (40880, 703568), (43973, 654080), (46720, 615622), (65408, 439730), (81760, 351784), (87946, 327040), (93440, 307811), (130816, 219865), (163520, 175892)]