8306480

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1$

素因数の和:203

約数の個数: 120

約数和(自身を含む): 24342192

約数和(自身を除く): 16035712

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 163, 182, 196, 208, 245, 260, 280, 326, 364, 392, 455, 490, 520, 560, 637, 652, 728, 784, 815, 910, 980, 1040, 1141, 1274, 1304, 1456, 1630, 1820, 1960, 2119, 2282, 2548, 2608, 3185, 3260, 3640, 3920, 4238, 4564, 5096, 5705, 6370, 6520, 7280, 7987, 8476, 9128, 10192, 10595, 11410, 12740, 13040, 14833, 15974, 16952, 18256, 21190, 22820, 25480, 29666, 31948, 33904, 39935, 42380, 45640, 50960, 59332, 63896, 74165, 79870, 84760, 91280, 103831, 118664, 127792, 148330, 159740, 169520, 207662, 237328, 296660, 319480, 415324, 519155, 593320, 638960, 830648, 1038310, 1186640, 1661296, 2076620, 4153240, 8306480]

約数ペア:

[(1, 8306480), (2, 4153240), (4, 2076620), (5, 1661296), (7, 1186640), (8, 1038310), (10, 830648), (13, 638960), (14, 593320), (16, 519155), (20, 415324), (26, 319480), (28, 296660), (35, 237328), (40, 207662), (49, 169520), (52, 159740), (56, 148330), (65, 127792), (70, 118664), (80, 103831), (91, 91280), (98, 84760), (104, 79870), (112, 74165), (130, 63896), (140, 59332), (163, 50960), (182, 45640), (196, 42380), (208, 39935), (245, 33904), (260, 31948), (280, 29666), (326, 25480), (364, 22820), (392, 21190), (455, 18256), (490, 16952), (520, 15974), (560, 14833), (637, 13040), (652, 12740), (728, 11410), (784, 10595), (815, 10192), (910, 9128), (980, 8476), (1040, 7987), (1141, 7280), (1274, 6520), (1304, 6370), (1456, 5705), (1630, 5096), (1820, 4564), (1960, 4238), (2119, 3920), (2282, 3640), (2548, 3260), (2608, 3185)]