157640560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1$

素因数の和:351

約数の個数: 160

約数和(自身を含む): 462684672

約数和(自身を除く): 305044112

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 157, 163, 176, 220, 280, 308, 314, 326, 385, 440, 560, 616, 628, 652, 770, 785, 815, 880, 1099, 1141, 1232, 1256, 1304, 1540, 1570, 1630, 1727, 1793, 2198, 2282, 2512, 2608, 3080, 3140, 3260, 3454, 3586, 4396, 4564, 5495, 5705, 6160, 6280, 6520, 6908, 7172, 8635, 8792, 8965, 9128, 10990, 11410, 12089, 12551, 12560, 13040, 13816, 14344, 17270, 17584, 17930, 18256, 21980, 22820, 24178, 25102, 25591, 27632, 28688, 34540, 35860, 43960, 45640, 48356, 50204, 51182, 60445, 62755, 69080, 71720, 87920, 91280, 96712, 100408, 102364, 120890, 125510, 127955, 138160, 143440, 179137, 193424, 200816, 204728, 241780, 251020, 255910, 281501, 358274, 409456, 483560, 502040, 511820, 563002, 716548, 895685, 967120, 1004080, 1023640, 1126004, 1407505, 1433096, 1791370, 1970507, 2047280, 2252008, 2815010, 2866192, 3582740, 3941014, 4504016, 5630020, 7165480, 7882028, 9852535, 11260040, 14330960, 15764056, 19705070, 22520080, 31528112, 39410140, 78820280, 157640560]

約数ペア:

[(1, 157640560), (2, 78820280), (4, 39410140), (5, 31528112), (7, 22520080), (8, 19705070), (10, 15764056), (11, 14330960), (14, 11260040), (16, 9852535), (20, 7882028), (22, 7165480), (28, 5630020), (35, 4504016), (40, 3941014), (44, 3582740), (55, 2866192), (56, 2815010), (70, 2252008), (77, 2047280), (80, 1970507), (88, 1791370), (110, 1433096), (112, 1407505), (140, 1126004), (154, 1023640), (157, 1004080), (163, 967120), (176, 895685), (220, 716548), (280, 563002), (308, 511820), (314, 502040), (326, 483560), (385, 409456), (440, 358274), (560, 281501), (616, 255910), (628, 251020), (652, 241780), (770, 204728), (785, 200816), (815, 193424), (880, 179137), (1099, 143440), (1141, 138160), (1232, 127955), (1256, 125510), (1304, 120890), (1540, 102364), (1570, 100408), (1630, 96712), (1727, 91280), (1793, 87920), (2198, 71720), (2282, 69080), (2512, 62755), (2608, 60445), (3080, 51182), (3140, 50204), (3260, 48356), (3454, 45640), (3586, 43960), (4396, 35860), (4564, 34540), (5495, 28688), (5705, 27632), (6160, 25591), (6280, 25102), (6520, 24178), (6908, 22820), (7172, 21980), (8635, 18256), (8792, 17930), (8965, 17584), (9128, 17270), (10990, 14344), (11410, 13816), (12089, 13040), (12551, 12560)]