219143680

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{1747}}^1$

素因数の和:1784

約数の個数: 120

約数和(自身を含む): 611565768

約数和(自身を除く): 392422088

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 448, 490, 512, 560, 640, 784, 896, 980, 1120, 1280, 1568, 1747, 1792, 1960, 2240, 2560, 3136, 3494, 3584, 3920, 4480, 6272, 6988, 7840, 8735, 8960, 12229, 12544, 13976, 15680, 17470, 17920, 24458, 25088, 27952, 31360, 34940, 48916, 55904, 61145, 62720, 69880, 85603, 97832, 111808, 122290, 125440, 139760, 171206, 195664, 223616, 244580, 279520, 342412, 391328, 428015, 447232, 489160, 559040, 684824, 782656, 856030, 894464, 978320, 1118080, 1369648, 1565312, 1712060, 1956640, 2236160, 2739296, 3130624, 3424120, 3913280, 4472320, 5478592, 6261248, 6848240, 7826560, 10957184, 13696480, 15653120, 21914368, 27392960, 31306240, 43828736, 54785920, 109571840, 219143680]

約数ペア:

[(1, 219143680), (2, 109571840), (4, 54785920), (5, 43828736), (7, 31306240), (8, 27392960), (10, 21914368), (14, 15653120), (16, 13696480), (20, 10957184), (28, 7826560), (32, 6848240), (35, 6261248), (40, 5478592), (49, 4472320), (56, 3913280), (64, 3424120), (70, 3130624), (80, 2739296), (98, 2236160), (112, 1956640), (128, 1712060), (140, 1565312), (160, 1369648), (196, 1118080), (224, 978320), (245, 894464), (256, 856030), (280, 782656), (320, 684824), (392, 559040), (448, 489160), (490, 447232), (512, 428015), (560, 391328), (640, 342412), (784, 279520), (896, 244580), (980, 223616), (1120, 195664), (1280, 171206), (1568, 139760), (1747, 125440), (1792, 122290), (1960, 111808), (2240, 97832), (2560, 85603), (3136, 69880), (3494, 62720), (3584, 61145), (3920, 55904), (4480, 48916), (6272, 34940), (6988, 31360), (7840, 27952), (8735, 25088), (8960, 24458), (12229, 17920), (12544, 17470), (13976, 15680)]