123578560

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1283}}^1$

素因数の和:1350

約数の個数: 112

約数和(自身を含む): 344399616

約数和(自身を除く): 220821056

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 43, 56, 64, 70, 80, 86, 112, 140, 160, 172, 215, 224, 280, 301, 320, 344, 430, 448, 560, 602, 688, 860, 1120, 1204, 1283, 1376, 1505, 1720, 2240, 2408, 2566, 2752, 3010, 3440, 4816, 5132, 6020, 6415, 6880, 8981, 9632, 10264, 12040, 12830, 13760, 17962, 19264, 20528, 24080, 25660, 35924, 41056, 44905, 48160, 51320, 55169, 71848, 82112, 89810, 96320, 102640, 110338, 143696, 179620, 205280, 220676, 275845, 287392, 359240, 386183, 410560, 441352, 551690, 574784, 718480, 772366, 882704, 1103380, 1436960, 1544732, 1765408, 1930915, 2206760, 2873920, 3089464, 3530816, 3861830, 4413520, 6178928, 7723660, 8827040, 12357856, 15447320, 17654080, 24715712, 30894640, 61789280, 123578560]

約数ペア:

[(1, 123578560), (2, 61789280), (4, 30894640), (5, 24715712), (7, 17654080), (8, 15447320), (10, 12357856), (14, 8827040), (16, 7723660), (20, 6178928), (28, 4413520), (32, 3861830), (35, 3530816), (40, 3089464), (43, 2873920), (56, 2206760), (64, 1930915), (70, 1765408), (80, 1544732), (86, 1436960), (112, 1103380), (140, 882704), (160, 772366), (172, 718480), (215, 574784), (224, 551690), (280, 441352), (301, 410560), (320, 386183), (344, 359240), (430, 287392), (448, 275845), (560, 220676), (602, 205280), (688, 179620), (860, 143696), (1120, 110338), (1204, 102640), (1283, 96320), (1376, 89810), (1505, 82112), (1720, 71848), (2240, 55169), (2408, 51320), (2566, 48160), (2752, 44905), (3010, 41056), (3440, 35924), (4816, 25660), (5132, 24080), (6020, 20528), (6415, 19264), (6880, 17962), (8981, 13760), (9632, 12830), (10264, 12040)]