438747120

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{331}}^1$

素因数の和:620

約数の個数: 240

約数和(自身を含む): 1695462912

約数和(自身を除く): 1256715792

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 263, 280, 315, 331, 336, 360, 420, 504, 526, 560, 630, 662, 720, 789, 840, 993, 1008, 1052, 1260, 1315, 1324, 1578, 1655, 1680, 1841, 1986, 2104, 2317, 2367, 2520, 2630, 2648, 2979, 3156, 3310, 3682, 3945, 3972, 4208, 4634, 4734, 4965, 5040, 5260, 5296, 5523, 5958, 6312, 6620, 6951, 7364, 7890, 7944, 9205, 9268, 9468, 9930, 10520, 11046, 11585, 11835, 11916, 12624, 13240, 13902, 14728, 14895, 15780, 15888, 16569, 18410, 18536, 18936, 19860, 20853, 21040, 22092, 23170, 23670, 23832, 26480, 27615, 27804, 29456, 29790, 31560, 33138, 34755, 36820, 37072, 37872, 39720, 41706, 44184, 46340, 47340, 47664, 55230, 55608, 59580, 63120, 66276, 69510, 73640, 79440, 82845, 83412, 87053, 88368, 92680, 94680, 104265, 110460, 111216, 119160, 132552, 139020, 147280, 165690, 166824, 174106, 185360, 189360, 208530, 220920, 238320, 261159, 265104, 278040, 331380, 333648, 348212, 417060, 435265, 441840, 522318, 556080, 609371, 662760, 696424, 783477, 834120, 870530, 1044636, 1218742, 1305795, 1325520, 1392848, 1566954, 1668240, 1741060, 1828113, 2089272, 2437484, 2611590, 3046855, 3133908, 3482120, 3656226, 3917385, 4178544, 4874968, 5223180, 5484339, 6093710, 6267816, 6964240, 7312452, 7834770, 9140565, 9749936, 10446360, 10968678, 12187420, 12535632, 14624904, 15669540, 18281130, 20892720, 21937356, 24374840, 27421695, 29249808, 31339080, 36562260, 43874712, 48749680, 54843390, 62678160, 73124520, 87749424, 109686780, 146249040, 219373560, 438747120]

約数ペア:

[(1, 438747120), (2, 219373560), (3, 146249040), (4, 109686780), (5, 87749424), (6, 73124520), (7, 62678160), (8, 54843390), (9, 48749680), (10, 43874712), (12, 36562260), (14, 31339080), (15, 29249808), (16, 27421695), (18, 24374840), (20, 21937356), (21, 20892720), (24, 18281130), (28, 15669540), (30, 14624904), (35, 12535632), (36, 12187420), (40, 10968678), (42, 10446360), (45, 9749936), (48, 9140565), (56, 7834770), (60, 7312452), (63, 6964240), (70, 6267816), (72, 6093710), (80, 5484339), (84, 5223180), (90, 4874968), (105, 4178544), (112, 3917385), (120, 3656226), (126, 3482120), (140, 3133908), (144, 3046855), (168, 2611590), (180, 2437484), (210, 2089272), (240, 1828113), (252, 1741060), (263, 1668240), (280, 1566954), (315, 1392848), (331, 1325520), (336, 1305795), (360, 1218742), (420, 1044636), (504, 870530), (526, 834120), (560, 783477), (630, 696424), (662, 662760), (720, 609371), (789, 556080), (840, 522318), (993, 441840), (1008, 435265), (1052, 417060), (1260, 348212), (1315, 333648), (1324, 331380), (1578, 278040), (1655, 265104), (1680, 261159), (1841, 238320), (1986, 220920), (2104, 208530), (2317, 189360), (2367, 185360), (2520, 174106), (2630, 166824), (2648, 165690), (2979, 147280), (3156, 139020), (3310, 132552), (3682, 119160), (3945, 111216), (3972, 110460), (4208, 104265), (4634, 94680), (4734, 92680), (4965, 88368), (5040, 87053), (5260, 83412), (5296, 82845), (5523, 79440), (5958, 73640), (6312, 69510), (6620, 66276), (6951, 63120), (7364, 59580), (7890, 55608), (7944, 55230), (9205, 47664), (9268, 47340), (9468, 46340), (9930, 44184), (10520, 41706), (11046, 39720), (11585, 37872), (11835, 37072), (11916, 36820), (12624, 34755), (13240, 33138), (13902, 31560), (14728, 29790), (14895, 29456), (15780, 27804), (15888, 27615), (16569, 26480), (18410, 23832), (18536, 23670), (18936, 23170), (19860, 22092), (20853, 21040)]