205123061480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{353}}^1\times {\mathrm{577}}^1\times {\mathrm{1481}}^1$

素因数の和:2439

約数の個数: 128

約数和(自身を含む): 491240674080

約数和(自身を除く): 286117612600

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 353, 577, 680, 706, 1154, 1412, 1481, 1765, 2308, 2824, 2885, 2962, 3530, 4616, 5770, 5924, 6001, 7060, 7405, 9809, 11540, 11848, 12002, 14120, 14810, 19618, 23080, 24004, 25177, 29620, 30005, 39236, 48008, 49045, 50354, 59240, 60010, 78472, 98090, 100708, 120020, 125885, 196180, 201416, 203681, 240040, 251770, 392360, 407362, 503540, 522793, 814724, 854537, 1007080, 1018405, 1045586, 1629448, 1709074, 2036810, 2091172, 2613965, 3418148, 3462577, 4073620, 4182344, 4272685, 5227930, 6836296, 6925154, 8147240, 8545370, 8887481, 10455860, 13850308, 14527129, 17090740, 17312885, 17774962, 20911720, 27700616, 29054258, 34181480, 34625770, 35549924, 44437405, 58108516, 69251540, 71099848, 72635645, 88874810, 116217032, 138503080, 145271290, 177749620, 290542580, 301651561, 355499240, 581085160, 603303122, 1206606244, 1508257805, 2413212488, 3016515610, 5128076537, 6033031220, 10256153074, 12066062440, 20512306148, 25640382685, 41024612296, 51280765370, 102561530740, 205123061480]

約数ペア:

[(1, 205123061480), (2, 102561530740), (4, 51280765370), (5, 41024612296), (8, 25640382685), (10, 20512306148), (17, 12066062440), (20, 10256153074), (34, 6033031220), (40, 5128076537), (68, 3016515610), (85, 2413212488), (136, 1508257805), (170, 1206606244), (340, 603303122), (353, 581085160), (577, 355499240), (680, 301651561), (706, 290542580), (1154, 177749620), (1412, 145271290), (1481, 138503080), (1765, 116217032), (2308, 88874810), (2824, 72635645), (2885, 71099848), (2962, 69251540), (3530, 58108516), (4616, 44437405), (5770, 35549924), (5924, 34625770), (6001, 34181480), (7060, 29054258), (7405, 27700616), (9809, 20911720), (11540, 17774962), (11848, 17312885), (12002, 17090740), (14120, 14527129), (14810, 13850308), (19618, 10455860), (23080, 8887481), (24004, 8545370), (25177, 8147240), (29620, 6925154), (30005, 6836296), (39236, 5227930), (48008, 4272685), (49045, 4182344), (50354, 4073620), (59240, 3462577), (60010, 3418148), (78472, 2613965), (98090, 2091172), (100708, 2036810), (120020, 1709074), (125885, 1629448), (196180, 1045586), (201416, 1018405), (203681, 1007080), (240040, 854537), (251770, 814724), (392360, 522793), (407362, 503540)]