88815440

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{163}}^1$

素因数の和:329

約数の個数: 120

約数和(自身を含む): 243421920

約数和(自身を除く): 154606480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 139, 140, 163, 196, 245, 278, 280, 326, 392, 490, 556, 560, 652, 695, 784, 815, 973, 980, 1112, 1141, 1304, 1390, 1630, 1946, 1960, 2224, 2282, 2608, 2780, 3260, 3892, 3920, 4564, 4865, 5560, 5705, 6520, 6811, 7784, 7987, 9128, 9730, 11120, 11410, 13040, 13622, 15568, 15974, 18256, 19460, 22657, 22820, 27244, 31948, 34055, 38920, 39935, 45314, 45640, 54488, 63896, 68110, 77840, 79870, 90628, 91280, 108976, 113285, 127792, 136220, 158599, 159740, 181256, 226570, 272440, 317198, 319480, 362512, 453140, 544880, 634396, 638960, 792995, 906280, 1110193, 1268792, 1585990, 1812560, 2220386, 2537584, 3171980, 4440772, 5550965, 6343960, 8881544, 11101930, 12687920, 17763088, 22203860, 44407720, 88815440]

約数ペア:

[(1, 88815440), (2, 44407720), (4, 22203860), (5, 17763088), (7, 12687920), (8, 11101930), (10, 8881544), (14, 6343960), (16, 5550965), (20, 4440772), (28, 3171980), (35, 2537584), (40, 2220386), (49, 1812560), (56, 1585990), (70, 1268792), (80, 1110193), (98, 906280), (112, 792995), (139, 638960), (140, 634396), (163, 544880), (196, 453140), (245, 362512), (278, 319480), (280, 317198), (326, 272440), (392, 226570), (490, 181256), (556, 159740), (560, 158599), (652, 136220), (695, 127792), (784, 113285), (815, 108976), (973, 91280), (980, 90628), (1112, 79870), (1141, 77840), (1304, 68110), (1390, 63896), (1630, 54488), (1946, 45640), (1960, 45314), (2224, 39935), (2282, 38920), (2608, 34055), (2780, 31948), (3260, 27244), (3892, 22820), (3920, 22657), (4564, 19460), (4865, 18256), (5560, 15974), (5705, 15568), (6520, 13622), (6811, 13040), (7784, 11410), (7987, 11120), (9128, 9730)]