28305308520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{7621}}^1$

素因数の和:7841

約数の個数: 256

約数和(自身を含む): 99878688000

約数和(自身を除く): 71573379480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 108, 114, 120, 135, 152, 171, 180, 181, 190, 216, 228, 270, 285, 342, 360, 362, 380, 456, 513, 540, 543, 570, 684, 724, 760, 855, 905, 1026, 1080, 1086, 1140, 1368, 1448, 1629, 1710, 1810, 2052, 2172, 2280, 2565, 2715, 3258, 3420, 3439, 3620, 4104, 4344, 4887, 5130, 5430, 6516, 6840, 6878, 7240, 7621, 8145, 9774, 10260, 10317, 10860, 13032, 13756, 15242, 16290, 17195, 19548, 20520, 20634, 21720, 22863, 24435, 27512, 30484, 30951, 32580, 34390, 38105, 39096, 41268, 45726, 48870, 51585, 60968, 61902, 65160, 68589, 68780, 76210, 82536, 91452, 92853, 97740, 103170, 114315, 123804, 137178, 137560, 144799, 152420, 154755, 182904, 185706, 195480, 205767, 206340, 228630, 247608, 274356, 289598, 304840, 309510, 342945, 371412, 411534, 412680, 434397, 457260, 464265, 548712, 579196, 619020, 685890, 723995, 742824, 823068, 868794, 914520, 928530, 1028835, 1158392, 1238040, 1303191, 1371780, 1379401, 1447990, 1646136, 1737588, 1857060, 2057670, 2171985, 2606382, 2743560, 2758802, 2895980, 3475176, 3714120, 3909573, 4115340, 4138203, 4343970, 5212764, 5517604, 5791960, 6515955, 6897005, 7819146, 8230680, 8276406, 8687940, 10425528, 11035208, 12414609, 13031910, 13794010, 15638292, 16552812, 17375880, 19547865, 20691015, 24829218, 26063820, 26208619, 27588020, 31276584, 33105624, 37243827, 39095730, 41382030, 49658436, 52127640, 52417238, 55176040, 62073045, 74487654, 78191460, 78625857, 82764060, 99316872, 104834476, 124146090, 131043095, 148975308, 156382920, 157251714, 165528120, 186219135, 209668952, 235877571, 248292180, 262086190, 297950616, 314503428, 372438270, 393129285, 471755142, 496584360, 524172380, 629006856, 707632713, 744876540, 786258570, 943510284, 1048344760, 1179387855, 1415265426, 1489753080, 1572517140, 1887020568, 2358775710, 2830530852, 3145034280, 3538163565, 4717551420, 5661061704, 7076327130, 9435102840, 14152654260, 28305308520]

約数ペア:

[(1, 28305308520), (2, 14152654260), (3, 9435102840), (4, 7076327130), (5, 5661061704), (6, 4717551420), (8, 3538163565), (9, 3145034280), (10, 2830530852), (12, 2358775710), (15, 1887020568), (18, 1572517140), (19, 1489753080), (20, 1415265426), (24, 1179387855), (27, 1048344760), (30, 943510284), (36, 786258570), (38, 744876540), (40, 707632713), (45, 629006856), (54, 524172380), (57, 496584360), (60, 471755142), (72, 393129285), (76, 372438270), (90, 314503428), (95, 297950616), (108, 262086190), (114, 248292180), (120, 235877571), (135, 209668952), (152, 186219135), (171, 165528120), (180, 157251714), (181, 156382920), (190, 148975308), (216, 131043095), (228, 124146090), (270, 104834476), (285, 99316872), (342, 82764060), (360, 78625857), (362, 78191460), (380, 74487654), (456, 62073045), (513, 55176040), (540, 52417238), (543, 52127640), (570, 49658436), (684, 41382030), (724, 39095730), (760, 37243827), (855, 33105624), (905, 31276584), (1026, 27588020), (1080, 26208619), (1086, 26063820), (1140, 24829218), (1368, 20691015), (1448, 19547865), (1629, 17375880), (1710, 16552812), (1810, 15638292), (2052, 13794010), (2172, 13031910), (2280, 12414609), (2565, 11035208), (2715, 10425528), (3258, 8687940), (3420, 8276406), (3439, 8230680), (3620, 7819146), (4104, 6897005), (4344, 6515955), (4887, 5791960), (5130, 5517604), (5430, 5212764), (6516, 4343970), (6840, 4138203), (6878, 4115340), (7240, 3909573), (7621, 3714120), (8145, 3475176), (9774, 2895980), (10260, 2758802), (10317, 2743560), (10860, 2606382), (13032, 2171985), (13756, 2057670), (15242, 1857060), (16290, 1737588), (17195, 1646136), (19548, 1447990), (20520, 1379401), (20634, 1371780), (21720, 1303191), (22863, 1238040), (24435, 1158392), (27512, 1028835), (30484, 928530), (30951, 914520), (32580, 868794), (34390, 823068), (38105, 742824), (39096, 723995), (41268, 685890), (45726, 619020), (48870, 579196), (51585, 548712), (60968, 464265), (61902, 457260), (65160, 434397), (68589, 412680), (68780, 411534), (76210, 371412), (82536, 342945), (91452, 309510), (92853, 304840), (97740, 289598), (103170, 274356), (114315, 247608), (123804, 228630), (137178, 206340), (137560, 205767), (144799, 195480), (152420, 185706), (154755, 182904)]