180220320

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{941}}^1$

素因数の和:988

約数の個数: 288

約数和(自身を含む): 740638080

約数和(自身を除く): 560417760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 28, 30, 32, 35, 36, 38, 40, 42, 45, 48, 56, 57, 60, 63, 70, 72, 76, 80, 84, 90, 95, 96, 105, 112, 114, 120, 126, 133, 140, 144, 152, 160, 168, 171, 180, 190, 210, 224, 228, 240, 252, 266, 280, 285, 288, 304, 315, 336, 342, 360, 380, 399, 420, 456, 480, 504, 532, 560, 570, 608, 630, 665, 672, 684, 720, 760, 798, 840, 855, 912, 941, 1008, 1064, 1120, 1140, 1197, 1260, 1330, 1368, 1440, 1520, 1596, 1680, 1710, 1824, 1882, 1995, 2016, 2128, 2280, 2394, 2520, 2660, 2736, 2823, 3040, 3192, 3360, 3420, 3764, 3990, 4256, 4560, 4705, 4788, 5040, 5320, 5472, 5646, 5985, 6384, 6587, 6840, 7528, 7980, 8469, 9120, 9410, 9576, 10080, 10640, 11292, 11970, 12768, 13174, 13680, 14115, 15056, 15960, 16938, 17879, 18820, 19152, 19761, 21280, 22584, 23940, 26348, 27360, 28230, 30112, 31920, 32935, 33876, 35758, 37640, 38304, 39522, 42345, 45168, 47880, 52696, 53637, 56460, 59283, 63840, 65870, 67752, 71516, 75280, 79044, 84690, 89395, 90336, 95760, 98805, 105392, 107274, 112920, 118566, 125153, 131740, 135504, 143032, 150560, 158088, 160911, 169380, 178790, 191520, 197610, 210784, 214548, 225840, 237132, 250306, 263480, 268185, 271008, 286064, 296415, 316176, 321822, 338760, 357580, 375459, 395220, 429096, 451680, 474264, 500612, 526960, 536370, 572128, 592830, 625765, 632352, 643644, 677520, 715160, 750918, 790440, 804555, 858192, 948528, 1001224, 1053920, 1072740, 1126377, 1185660, 1251530, 1287288, 1355040, 1430320, 1501836, 1580880, 1609110, 1716384, 1877295, 1897056, 2002448, 2145480, 2252754, 2371320, 2503060, 2574576, 2860640, 3003672, 3161760, 3218220, 3754590, 4004896, 4290960, 4505508, 4742640, 5006120, 5149152, 5631885, 6007344, 6436440, 7509180, 8581920, 9011016, 9485280, 10012240, 11263770, 12014688, 12872880, 15018360, 18022032, 20024480, 22527540, 25745760, 30036720, 36044064, 45055080, 60073440, 90110160, 180220320]

約数ペア:

[(1, 180220320), (2, 90110160), (3, 60073440), (4, 45055080), (5, 36044064), (6, 30036720), (7, 25745760), (8, 22527540), (9, 20024480), (10, 18022032), (12, 15018360), (14, 12872880), (15, 12014688), (16, 11263770), (18, 10012240), (19, 9485280), (20, 9011016), (21, 8581920), (24, 7509180), (28, 6436440), (30, 6007344), (32, 5631885), (35, 5149152), (36, 5006120), (38, 4742640), (40, 4505508), (42, 4290960), (45, 4004896), (48, 3754590), (56, 3218220), (57, 3161760), (60, 3003672), (63, 2860640), (70, 2574576), (72, 2503060), (76, 2371320), (80, 2252754), (84, 2145480), (90, 2002448), (95, 1897056), (96, 1877295), (105, 1716384), (112, 1609110), (114, 1580880), (120, 1501836), (126, 1430320), (133, 1355040), (140, 1287288), (144, 1251530), (152, 1185660), (160, 1126377), (168, 1072740), (171, 1053920), (180, 1001224), (190, 948528), (210, 858192), (224, 804555), (228, 790440), (240, 750918), (252, 715160), (266, 677520), (280, 643644), (285, 632352), (288, 625765), (304, 592830), (315, 572128), (336, 536370), (342, 526960), (360, 500612), (380, 474264), (399, 451680), (420, 429096), (456, 395220), (480, 375459), (504, 357580), (532, 338760), (560, 321822), (570, 316176), (608, 296415), (630, 286064), (665, 271008), (672, 268185), (684, 263480), (720, 250306), (760, 237132), (798, 225840), (840, 214548), (855, 210784), (912, 197610), (941, 191520), (1008, 178790), (1064, 169380), (1120, 160911), (1140, 158088), (1197, 150560), (1260, 143032), (1330, 135504), (1368, 131740), (1440, 125153), (1520, 118566), (1596, 112920), (1680, 107274), (1710, 105392), (1824, 98805), (1882, 95760), (1995, 90336), (2016, 89395), (2128, 84690), (2280, 79044), (2394, 75280), (2520, 71516), (2660, 67752), (2736, 65870), (2823, 63840), (3040, 59283), (3192, 56460), (3360, 53637), (3420, 52696), (3764, 47880), (3990, 45168), (4256, 42345), (4560, 39522), (4705, 38304), (4788, 37640), (5040, 35758), (5320, 33876), (5472, 32935), (5646, 31920), (5985, 30112), (6384, 28230), (6587, 27360), (6840, 26348), (7528, 23940), (7980, 22584), (8469, 21280), (9120, 19761), (9410, 19152), (9576, 18820), (10080, 17879), (10640, 16938), (11292, 15960), (11970, 15056), (12768, 14115), (13174, 13680)]