2009167920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{647}}^1$

素因数の和:912

約数の個数: 240

約数和(自身を含む): 7144899840

約数和(自身を除く): 5135731920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 227, 228, 240, 285, 304, 342, 360, 380, 454, 456, 570, 647, 681, 684, 720, 760, 855, 908, 912, 1135, 1140, 1294, 1362, 1368, 1520, 1710, 1816, 1941, 2043, 2270, 2280, 2588, 2724, 2736, 3235, 3405, 3420, 3632, 3882, 4086, 4313, 4540, 4560, 5176, 5448, 5823, 6470, 6810, 6840, 7764, 8172, 8626, 9080, 9705, 10215, 10352, 10896, 11646, 12293, 12939, 12940, 13620, 13680, 15528, 16344, 17252, 18160, 19410, 20430, 21565, 23292, 24586, 25878, 25880, 27240, 29115, 31056, 32688, 34504, 36879, 38817, 38820, 40860, 43130, 46584, 49172, 51756, 51760, 54480, 58230, 61465, 64695, 69008, 73758, 77634, 77640, 81720, 86260, 93168, 98344, 103512, 110637, 116460, 122930, 129390, 146869, 147516, 155268, 155280, 163440, 172520, 184395, 194085, 196688, 207024, 221274, 232920, 245860, 258780, 293738, 295032, 310536, 345040, 368790, 388170, 440607, 442548, 465840, 491720, 517560, 553185, 587476, 590064, 621072, 734345, 737580, 776340, 881214, 885096, 983440, 1035120, 1106370, 1174952, 1321821, 1468690, 1475160, 1552680, 1762428, 1770192, 2203035, 2212740, 2349904, 2643642, 2790511, 2937380, 2950320, 3105360, 3524856, 4406070, 4425480, 5287284, 5581022, 5874760, 6609105, 7049712, 8371533, 8812140, 8850960, 10574568, 11162044, 11749520, 13218210, 13952555, 16743066, 17624280, 21149136, 22324088, 25114599, 26436420, 27905110, 33486132, 35248560, 41857665, 44648176, 50229198, 52872840, 55810220, 66972264, 83715330, 100458396, 105745680, 111620440, 125572995, 133944528, 167430660, 200916792, 223240880, 251145990, 334861320, 401833584, 502291980, 669722640, 1004583960, 2009167920]

約数ペア:

[(1, 2009167920), (2, 1004583960), (3, 669722640), (4, 502291980), (5, 401833584), (6, 334861320), (8, 251145990), (9, 223240880), (10, 200916792), (12, 167430660), (15, 133944528), (16, 125572995), (18, 111620440), (19, 105745680), (20, 100458396), (24, 83715330), (30, 66972264), (36, 55810220), (38, 52872840), (40, 50229198), (45, 44648176), (48, 41857665), (57, 35248560), (60, 33486132), (72, 27905110), (76, 26436420), (80, 25114599), (90, 22324088), (95, 21149136), (114, 17624280), (120, 16743066), (144, 13952555), (152, 13218210), (171, 11749520), (180, 11162044), (190, 10574568), (227, 8850960), (228, 8812140), (240, 8371533), (285, 7049712), (304, 6609105), (342, 5874760), (360, 5581022), (380, 5287284), (454, 4425480), (456, 4406070), (570, 3524856), (647, 3105360), (681, 2950320), (684, 2937380), (720, 2790511), (760, 2643642), (855, 2349904), (908, 2212740), (912, 2203035), (1135, 1770192), (1140, 1762428), (1294, 1552680), (1362, 1475160), (1368, 1468690), (1520, 1321821), (1710, 1174952), (1816, 1106370), (1941, 1035120), (2043, 983440), (2270, 885096), (2280, 881214), (2588, 776340), (2724, 737580), (2736, 734345), (3235, 621072), (3405, 590064), (3420, 587476), (3632, 553185), (3882, 517560), (4086, 491720), (4313, 465840), (4540, 442548), (4560, 440607), (5176, 388170), (5448, 368790), (5823, 345040), (6470, 310536), (6810, 295032), (6840, 293738), (7764, 258780), (8172, 245860), (8626, 232920), (9080, 221274), (9705, 207024), (10215, 196688), (10352, 194085), (10896, 184395), (11646, 172520), (12293, 163440), (12939, 155280), (12940, 155268), (13620, 147516), (13680, 146869), (15528, 129390), (16344, 122930), (17252, 116460), (18160, 110637), (19410, 103512), (20430, 98344), (21565, 93168), (23292, 86260), (24586, 81720), (25878, 77640), (25880, 77634), (27240, 73758), (29115, 69008), (31056, 64695), (32688, 61465), (34504, 58230), (36879, 54480), (38817, 51760), (38820, 51756), (40860, 49172), (43130, 46584)]