178777440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:214

約数の個数: 288

約数和(自身を含む): 661620960

約数和(自身を除く): 482843520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 67, 68, 72, 80, 85, 90, 96, 102, 109, 120, 134, 136, 144, 153, 160, 170, 180, 201, 204, 218, 240, 255, 268, 272, 288, 306, 327, 335, 340, 360, 402, 408, 436, 480, 510, 536, 544, 545, 603, 612, 654, 670, 680, 720, 765, 804, 816, 872, 981, 1005, 1020, 1072, 1090, 1139, 1206, 1224, 1308, 1340, 1360, 1440, 1530, 1608, 1632, 1635, 1744, 1853, 1962, 2010, 2040, 2144, 2180, 2278, 2412, 2448, 2616, 2680, 2720, 3015, 3060, 3216, 3270, 3417, 3488, 3706, 3924, 4020, 4080, 4360, 4556, 4824, 4896, 4905, 5232, 5360, 5559, 5695, 6030, 6120, 6432, 6540, 6834, 7303, 7412, 7848, 8040, 8160, 8720, 9112, 9265, 9648, 9810, 10251, 10464, 10720, 11118, 11390, 12060, 12240, 13080, 13668, 14606, 14824, 15696, 16080, 16677, 17085, 17440, 18224, 18530, 19296, 19620, 20502, 21909, 22236, 22780, 24120, 24480, 26160, 27336, 27795, 29212, 29648, 31392, 32160, 33354, 34170, 36448, 36515, 37060, 39240, 41004, 43818, 44472, 45560, 48240, 51255, 52320, 54672, 55590, 58424, 59296, 65727, 66708, 68340, 73030, 74120, 78480, 82008, 83385, 87636, 88944, 91120, 96480, 102510, 109344, 109545, 111180, 116848, 124151, 131454, 133416, 136680, 146060, 148240, 156960, 164016, 166770, 175272, 177888, 182240, 205020, 219090, 222360, 233696, 248302, 262908, 266832, 273360, 292120, 296480, 328032, 328635, 333540, 350544, 372453, 410040, 438180, 444720, 496604, 525816, 533664, 546720, 584240, 620755, 657270, 667080, 701088, 744906, 820080, 876360, 889440, 993208, 1051632, 1117359, 1168480, 1241510, 1314540, 1334160, 1489812, 1640160, 1752720, 1862265, 1986416, 2103264, 2234718, 2483020, 2629080, 2668320, 2979624, 3505440, 3724530, 3972832, 4469436, 4966040, 5258160, 5586795, 5959248, 7449060, 8938872, 9932080, 10516320, 11173590, 11918496, 14898120, 17877744, 19864160, 22347180, 29796240, 35755488, 44694360, 59592480, 89388720, 178777440]

約数ペア:

[(1, 178777440), (2, 89388720), (3, 59592480), (4, 44694360), (5, 35755488), (6, 29796240), (8, 22347180), (9, 19864160), (10, 17877744), (12, 14898120), (15, 11918496), (16, 11173590), (17, 10516320), (18, 9932080), (20, 8938872), (24, 7449060), (30, 5959248), (32, 5586795), (34, 5258160), (36, 4966040), (40, 4469436), (45, 3972832), (48, 3724530), (51, 3505440), (60, 2979624), (67, 2668320), (68, 2629080), (72, 2483020), (80, 2234718), (85, 2103264), (90, 1986416), (96, 1862265), (102, 1752720), (109, 1640160), (120, 1489812), (134, 1334160), (136, 1314540), (144, 1241510), (153, 1168480), (160, 1117359), (170, 1051632), (180, 993208), (201, 889440), (204, 876360), (218, 820080), (240, 744906), (255, 701088), (268, 667080), (272, 657270), (288, 620755), (306, 584240), (327, 546720), (335, 533664), (340, 525816), (360, 496604), (402, 444720), (408, 438180), (436, 410040), (480, 372453), (510, 350544), (536, 333540), (544, 328635), (545, 328032), (603, 296480), (612, 292120), (654, 273360), (670, 266832), (680, 262908), (720, 248302), (765, 233696), (804, 222360), (816, 219090), (872, 205020), (981, 182240), (1005, 177888), (1020, 175272), (1072, 166770), (1090, 164016), (1139, 156960), (1206, 148240), (1224, 146060), (1308, 136680), (1340, 133416), (1360, 131454), (1440, 124151), (1530, 116848), (1608, 111180), (1632, 109545), (1635, 109344), (1744, 102510), (1853, 96480), (1962, 91120), (2010, 88944), (2040, 87636), (2144, 83385), (2180, 82008), (2278, 78480), (2412, 74120), (2448, 73030), (2616, 68340), (2680, 66708), (2720, 65727), (3015, 59296), (3060, 58424), (3216, 55590), (3270, 54672), (3417, 52320), (3488, 51255), (3706, 48240), (3924, 45560), (4020, 44472), (4080, 43818), (4360, 41004), (4556, 39240), (4824, 37060), (4896, 36515), (4905, 36448), (5232, 34170), (5360, 33354), (5559, 32160), (5695, 31392), (6030, 29648), (6120, 29212), (6432, 27795), (6540, 27336), (6834, 26160), (7303, 24480), (7412, 24120), (7848, 22780), (8040, 22236), (8160, 21909), (8720, 20502), (9112, 19620), (9265, 19296), (9648, 18530), (9810, 18224), (10251, 17440), (10464, 17085), (10720, 16677), (11118, 16080), (11390, 15696), (12060, 14824), (12240, 14606), (13080, 13668)]