402181920

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2347}}^1$

素因数の和:2392

約数の個数: 288

約数和(自身を含む): 1661482368

約数和(自身を除く): 1259300448

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 20, 21, 24, 28, 30, 32, 34, 35, 36, 40, 42, 45, 48, 51, 56, 60, 63, 68, 70, 72, 80, 84, 85, 90, 96, 102, 105, 112, 119, 120, 126, 136, 140, 144, 153, 160, 168, 170, 180, 204, 210, 224, 238, 240, 252, 255, 272, 280, 288, 306, 315, 336, 340, 357, 360, 408, 420, 476, 480, 504, 510, 544, 560, 595, 612, 630, 672, 680, 714, 720, 765, 816, 840, 952, 1008, 1020, 1071, 1120, 1190, 1224, 1260, 1360, 1428, 1440, 1530, 1632, 1680, 1785, 1904, 2016, 2040, 2142, 2347, 2380, 2448, 2520, 2720, 2856, 3060, 3360, 3570, 3808, 4080, 4284, 4694, 4760, 4896, 5040, 5355, 5712, 6120, 7041, 7140, 8160, 8568, 9388, 9520, 10080, 10710, 11424, 11735, 12240, 14082, 14280, 16429, 17136, 18776, 19040, 21123, 21420, 23470, 24480, 28164, 28560, 32858, 34272, 35205, 37552, 39899, 42246, 42840, 46940, 49287, 56328, 57120, 65716, 70410, 75104, 79798, 82145, 84492, 85680, 93880, 98574, 105615, 112656, 119697, 131432, 140820, 147861, 159596, 164290, 168984, 171360, 187760, 197148, 199495, 211230, 225312, 239394, 246435, 262864, 279293, 281640, 295722, 319192, 328580, 337968, 359091, 375520, 394296, 398990, 422460, 478788, 492870, 525728, 558586, 563280, 591444, 598485, 638384, 657160, 675936, 718182, 739305, 788592, 797980, 837879, 844920, 957576, 985740, 1117172, 1126560, 1182888, 1196970, 1276768, 1314320, 1396465, 1436364, 1478610, 1577184, 1595960, 1675758, 1689840, 1795455, 1915152, 1971480, 2234344, 2365776, 2393940, 2513637, 2628640, 2792930, 2872728, 2957220, 3191920, 3351516, 3379680, 3590910, 3830304, 3942960, 4189395, 4468688, 4731552, 4787880, 5027274, 5585860, 5745456, 5914440, 6383840, 6703032, 7181820, 7885920, 8378790, 8937376, 9575760, 10054548, 11171720, 11490912, 11828880, 12568185, 13406064, 14363640, 16757580, 19151520, 20109096, 22343440, 23657760, 25136370, 26812128, 28727280, 33515160, 40218192, 44686880, 50272740, 57454560, 67030320, 80436384, 100545480, 134060640, 201090960, 402181920]

約数ペア:

[(1, 402181920), (2, 201090960), (3, 134060640), (4, 100545480), (5, 80436384), (6, 67030320), (7, 57454560), (8, 50272740), (9, 44686880), (10, 40218192), (12, 33515160), (14, 28727280), (15, 26812128), (16, 25136370), (17, 23657760), (18, 22343440), (20, 20109096), (21, 19151520), (24, 16757580), (28, 14363640), (30, 13406064), (32, 12568185), (34, 11828880), (35, 11490912), (36, 11171720), (40, 10054548), (42, 9575760), (45, 8937376), (48, 8378790), (51, 7885920), (56, 7181820), (60, 6703032), (63, 6383840), (68, 5914440), (70, 5745456), (72, 5585860), (80, 5027274), (84, 4787880), (85, 4731552), (90, 4468688), (96, 4189395), (102, 3942960), (105, 3830304), (112, 3590910), (119, 3379680), (120, 3351516), (126, 3191920), (136, 2957220), (140, 2872728), (144, 2792930), (153, 2628640), (160, 2513637), (168, 2393940), (170, 2365776), (180, 2234344), (204, 1971480), (210, 1915152), (224, 1795455), (238, 1689840), (240, 1675758), (252, 1595960), (255, 1577184), (272, 1478610), (280, 1436364), (288, 1396465), (306, 1314320), (315, 1276768), (336, 1196970), (340, 1182888), (357, 1126560), (360, 1117172), (408, 985740), (420, 957576), (476, 844920), (480, 837879), (504, 797980), (510, 788592), (544, 739305), (560, 718182), (595, 675936), (612, 657160), (630, 638384), (672, 598485), (680, 591444), (714, 563280), (720, 558586), (765, 525728), (816, 492870), (840, 478788), (952, 422460), (1008, 398990), (1020, 394296), (1071, 375520), (1120, 359091), (1190, 337968), (1224, 328580), (1260, 319192), (1360, 295722), (1428, 281640), (1440, 279293), (1530, 262864), (1632, 246435), (1680, 239394), (1785, 225312), (1904, 211230), (2016, 199495), (2040, 197148), (2142, 187760), (2347, 171360), (2380, 168984), (2448, 164290), (2520, 159596), (2720, 147861), (2856, 140820), (3060, 131432), (3360, 119697), (3570, 112656), (3808, 105615), (4080, 98574), (4284, 93880), (4694, 85680), (4760, 84492), (4896, 82145), (5040, 79798), (5355, 75104), (5712, 70410), (6120, 65716), (7041, 57120), (7140, 56328), (8160, 49287), (8568, 46940), (9388, 42840), (9520, 42246), (10080, 39899), (10710, 37552), (11424, 35205), (11735, 34272), (12240, 32858), (14082, 28560), (14280, 28164), (16429, 24480), (17136, 23470), (18776, 21420), (19040, 21123)]