448304080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{5099}}^1$

素因数の和:5276

約数の個数: 80

約数和(自身を含む): 1199030400

約数和(自身を除く): 750726320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 157, 280, 314, 560, 628, 785, 1099, 1256, 1570, 2198, 2512, 3140, 4396, 5099, 5495, 6280, 8792, 10198, 10990, 12560, 17584, 20396, 21980, 25495, 35693, 40792, 43960, 50990, 71386, 81584, 87920, 101980, 142772, 178465, 203960, 285544, 356930, 407920, 571088, 713860, 800543, 1427720, 1601086, 2855440, 3202172, 4002715, 5603801, 6404344, 8005430, 11207602, 12808688, 16010860, 22415204, 28019005, 32021720, 44830408, 56038010, 64043440, 89660816, 112076020, 224152040, 448304080]

約数ペア:

[(1, 448304080), (2, 224152040), (4, 112076020), (5, 89660816), (7, 64043440), (8, 56038010), (10, 44830408), (14, 32021720), (16, 28019005), (20, 22415204), (28, 16010860), (35, 12808688), (40, 11207602), (56, 8005430), (70, 6404344), (80, 5603801), (112, 4002715), (140, 3202172), (157, 2855440), (280, 1601086), (314, 1427720), (560, 800543), (628, 713860), (785, 571088), (1099, 407920), (1256, 356930), (1570, 285544), (2198, 203960), (2512, 178465), (3140, 142772), (4396, 101980), (5099, 87920), (5495, 81584), (6280, 71386), (8792, 50990), (10198, 43960), (10990, 40792), (12560, 35693), (17584, 25495), (20396, 21980)]