285980240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{241}}^1$

素因数の和:437

約数の個数: 160

約数和(自身を含む): 826780416

約数和(自身を除く): 540800176

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 163, 182, 208, 241, 260, 280, 326, 364, 455, 482, 520, 560, 652, 728, 815, 910, 964, 1040, 1141, 1205, 1304, 1456, 1630, 1687, 1820, 1928, 2119, 2282, 2410, 2608, 3133, 3260, 3374, 3640, 3856, 4238, 4564, 4820, 5705, 6266, 6520, 6748, 7280, 8435, 8476, 9128, 9640, 10595, 11410, 12532, 13040, 13496, 14833, 15665, 16870, 16952, 18256, 19280, 21190, 21931, 22820, 25064, 26992, 29666, 31330, 33740, 33904, 39283, 42380, 43862, 45640, 50128, 59332, 62660, 67480, 74165, 78566, 84760, 87724, 91280, 109655, 118664, 125320, 134960, 148330, 157132, 169520, 175448, 196415, 219310, 237328, 250640, 274981, 296660, 314264, 350896, 392830, 438620, 510679, 549962, 593320, 628528, 785660, 877240, 1021358, 1099924, 1186640, 1374905, 1571320, 1754480, 2042716, 2199848, 2553395, 2749810, 3142640, 3574753, 4085432, 4399696, 5106790, 5499620, 7149506, 8170864, 10213580, 10999240, 14299012, 17873765, 20427160, 21998480, 28598024, 35747530, 40854320, 57196048, 71495060, 142990120, 285980240]

約数ペア:

[(1, 285980240), (2, 142990120), (4, 71495060), (5, 57196048), (7, 40854320), (8, 35747530), (10, 28598024), (13, 21998480), (14, 20427160), (16, 17873765), (20, 14299012), (26, 10999240), (28, 10213580), (35, 8170864), (40, 7149506), (52, 5499620), (56, 5106790), (65, 4399696), (70, 4085432), (80, 3574753), (91, 3142640), (104, 2749810), (112, 2553395), (130, 2199848), (140, 2042716), (163, 1754480), (182, 1571320), (208, 1374905), (241, 1186640), (260, 1099924), (280, 1021358), (326, 877240), (364, 785660), (455, 628528), (482, 593320), (520, 549962), (560, 510679), (652, 438620), (728, 392830), (815, 350896), (910, 314264), (964, 296660), (1040, 274981), (1141, 250640), (1205, 237328), (1304, 219310), (1456, 196415), (1630, 175448), (1687, 169520), (1820, 157132), (1928, 148330), (2119, 134960), (2282, 125320), (2410, 118664), (2608, 109655), (3133, 91280), (3260, 87724), (3374, 84760), (3640, 78566), (3856, 74165), (4238, 67480), (4564, 62660), (4820, 59332), (5705, 50128), (6266, 45640), (6520, 43862), (6748, 42380), (7280, 39283), (8435, 33904), (8476, 33740), (9128, 31330), (9640, 29666), (10595, 26992), (11410, 25064), (12532, 22820), (13040, 21931), (13496, 21190), (14833, 19280), (15665, 18256), (16870, 16952)]