258695640

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1801}}^1$

素因数の和:1847

約数の個数: 256

約数和(自身を含む): 1037952000

約数和(自身を除く): 779256360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 27, 28, 30, 35, 36, 38, 40, 42, 45, 54, 56, 57, 60, 63, 70, 72, 76, 84, 90, 95, 105, 108, 114, 120, 126, 133, 135, 140, 152, 168, 171, 180, 189, 190, 210, 216, 228, 252, 266, 270, 280, 285, 315, 342, 360, 378, 380, 399, 420, 456, 504, 513, 532, 540, 570, 630, 665, 684, 756, 760, 798, 840, 855, 945, 1026, 1064, 1080, 1140, 1197, 1260, 1330, 1368, 1512, 1596, 1710, 1801, 1890, 1995, 2052, 2280, 2394, 2520, 2565, 2660, 3192, 3420, 3591, 3602, 3780, 3990, 4104, 4788, 5130, 5320, 5403, 5985, 6840, 7182, 7204, 7560, 7980, 9005, 9576, 10260, 10806, 11970, 12607, 14364, 14408, 15960, 16209, 17955, 18010, 20520, 21612, 23940, 25214, 27015, 28728, 32418, 34219, 35910, 36020, 37821, 43224, 47880, 48627, 50428, 54030, 63035, 64836, 68438, 71820, 72040, 75642, 81045, 97254, 100856, 102657, 108060, 113463, 126070, 129672, 136876, 143640, 151284, 162090, 171095, 189105, 194508, 205314, 216120, 226926, 239533, 243135, 252140, 273752, 302568, 307971, 324180, 340389, 342190, 378210, 389016, 410628, 453852, 479066, 486270, 504280, 513285, 567315, 615942, 648360, 680778, 684380, 718599, 756420, 821256, 907704, 923913, 958132, 972540, 1026570, 1134630, 1197665, 1231884, 1361556, 1368760, 1437198, 1512840, 1539855, 1701945, 1847826, 1916264, 1945080, 2053140, 2155797, 2269260, 2395330, 2463768, 2723112, 2874396, 3079710, 3403890, 3592995, 3695652, 4106280, 4311594, 4538520, 4619565, 4790660, 5748792, 6159420, 6467391, 6807780, 7185990, 7391304, 8623188, 9239130, 9581320, 10778985, 12318840, 12934782, 13615560, 14371980, 17246376, 18478260, 21557970, 25869564, 28743960, 32336955, 36956520, 43115940, 51739128, 64673910, 86231880, 129347820, 258695640]

約数ペア:

[(1, 258695640), (2, 129347820), (3, 86231880), (4, 64673910), (5, 51739128), (6, 43115940), (7, 36956520), (8, 32336955), (9, 28743960), (10, 25869564), (12, 21557970), (14, 18478260), (15, 17246376), (18, 14371980), (19, 13615560), (20, 12934782), (21, 12318840), (24, 10778985), (27, 9581320), (28, 9239130), (30, 8623188), (35, 7391304), (36, 7185990), (38, 6807780), (40, 6467391), (42, 6159420), (45, 5748792), (54, 4790660), (56, 4619565), (57, 4538520), (60, 4311594), (63, 4106280), (70, 3695652), (72, 3592995), (76, 3403890), (84, 3079710), (90, 2874396), (95, 2723112), (105, 2463768), (108, 2395330), (114, 2269260), (120, 2155797), (126, 2053140), (133, 1945080), (135, 1916264), (140, 1847826), (152, 1701945), (168, 1539855), (171, 1512840), (180, 1437198), (189, 1368760), (190, 1361556), (210, 1231884), (216, 1197665), (228, 1134630), (252, 1026570), (266, 972540), (270, 958132), (280, 923913), (285, 907704), (315, 821256), (342, 756420), (360, 718599), (378, 684380), (380, 680778), (399, 648360), (420, 615942), (456, 567315), (504, 513285), (513, 504280), (532, 486270), (540, 479066), (570, 453852), (630, 410628), (665, 389016), (684, 378210), (756, 342190), (760, 340389), (798, 324180), (840, 307971), (855, 302568), (945, 273752), (1026, 252140), (1064, 243135), (1080, 239533), (1140, 226926), (1197, 216120), (1260, 205314), (1330, 194508), (1368, 189105), (1512, 171095), (1596, 162090), (1710, 151284), (1801, 143640), (1890, 136876), (1995, 129672), (2052, 126070), (2280, 113463), (2394, 108060), (2520, 102657), (2565, 100856), (2660, 97254), (3192, 81045), (3420, 75642), (3591, 72040), (3602, 71820), (3780, 68438), (3990, 64836), (4104, 63035), (4788, 54030), (5130, 50428), (5320, 48627), (5403, 47880), (5985, 43224), (6840, 37821), (7182, 36020), (7204, 35910), (7560, 34219), (7980, 32418), (9005, 28728), (9576, 27015), (10260, 25214), (10806, 23940), (11970, 21612), (12607, 20520), (14364, 18010), (14408, 17955), (15960, 16209)]