72827720

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{509}}^1$

素因数の和:607

約数の個数: 96

約数和(自身を含む): 193606200

約数和(自身を除く): 120778480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 73, 98, 140, 146, 196, 245, 280, 292, 365, 392, 490, 509, 511, 584, 730, 980, 1018, 1022, 1460, 1960, 2036, 2044, 2545, 2555, 2920, 3563, 3577, 4072, 4088, 5090, 5110, 7126, 7154, 10180, 10220, 14252, 14308, 17815, 17885, 20360, 20440, 24941, 28504, 28616, 35630, 35770, 37157, 49882, 71260, 71540, 74314, 99764, 124705, 142520, 143080, 148628, 185785, 199528, 249410, 260099, 297256, 371570, 498820, 520198, 743140, 997640, 1040396, 1300495, 1486280, 1820693, 2080792, 2600990, 3641386, 5201980, 7282772, 9103465, 10403960, 14565544, 18206930, 36413860, 72827720]

約数ペア:

[(1, 72827720), (2, 36413860), (4, 18206930), (5, 14565544), (7, 10403960), (8, 9103465), (10, 7282772), (14, 5201980), (20, 3641386), (28, 2600990), (35, 2080792), (40, 1820693), (49, 1486280), (56, 1300495), (70, 1040396), (73, 997640), (98, 743140), (140, 520198), (146, 498820), (196, 371570), (245, 297256), (280, 260099), (292, 249410), (365, 199528), (392, 185785), (490, 148628), (509, 143080), (511, 142520), (584, 124705), (730, 99764), (980, 74314), (1018, 71540), (1022, 71260), (1460, 49882), (1960, 37157), (2036, 35770), (2044, 35630), (2545, 28616), (2555, 28504), (2920, 24941), (3563, 20440), (3577, 20360), (4072, 17885), (4088, 17815), (5090, 14308), (5110, 14252), (7126, 10220), (7154, 10180)]