261392040

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:217

約数の個数: 384

約数和(自身を含む): 1069286400

約数和(自身を除く): 807894360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 52, 56, 60, 63, 65, 70, 72, 78, 79, 84, 90, 91, 101, 104, 105, 117, 120, 126, 130, 140, 156, 158, 168, 180, 182, 195, 202, 210, 234, 237, 252, 260, 273, 280, 303, 312, 315, 316, 360, 364, 390, 395, 404, 420, 455, 468, 474, 504, 505, 520, 546, 553, 585, 606, 630, 632, 707, 711, 728, 780, 790, 808, 819, 840, 909, 910, 936, 948, 1010, 1027, 1092, 1106, 1170, 1185, 1212, 1260, 1313, 1365, 1414, 1422, 1515, 1560, 1580, 1638, 1659, 1818, 1820, 1896, 2020, 2054, 2121, 2184, 2212, 2340, 2370, 2424, 2520, 2626, 2730, 2765, 2828, 2844, 3030, 3081, 3160, 3276, 3318, 3535, 3555, 3636, 3640, 3939, 4040, 4095, 4108, 4242, 4424, 4545, 4680, 4740, 4977, 5135, 5252, 5460, 5530, 5656, 5688, 6060, 6162, 6363, 6552, 6565, 6636, 7070, 7110, 7189, 7272, 7878, 7979, 8190, 8216, 8295, 8484, 9090, 9191, 9243, 9480, 9954, 10270, 10504, 10605, 10920, 11060, 11817, 12120, 12324, 12726, 13130, 13272, 14140, 14220, 14378, 15405, 15756, 15958, 16380, 16590, 16968, 18180, 18382, 18486, 19695, 19908, 20540, 21210, 21567, 22120, 23634, 23937, 24648, 24885, 25452, 26260, 27573, 28280, 28440, 28756, 30810, 31512, 31815, 31916, 32760, 33180, 35945, 36360, 36764, 36972, 39390, 39816, 39895, 41080, 42420, 43134, 45955, 46215, 47268, 47874, 49770, 50904, 52520, 55146, 55853, 57512, 59085, 61620, 63630, 63832, 64701, 66360, 71811, 71890, 73528, 73944, 78780, 79790, 82719, 84840, 86268, 91910, 92430, 94536, 95748, 99540, 103727, 107835, 110292, 111706, 118170, 119685, 123240, 127260, 129402, 137865, 143622, 143780, 157560, 159580, 165438, 167559, 172536, 183820, 184860, 191496, 199080, 207454, 215670, 220584, 223412, 236340, 239370, 254520, 258804, 275730, 279265, 287244, 287560, 311181, 319160, 323505, 330876, 335118, 359055, 367640, 369720, 413595, 414908, 431340, 446824, 472680, 478740, 502677, 517608, 518635, 551460, 558530, 574488, 622362, 647010, 661752, 670236, 718110, 726089, 827190, 829816, 837795, 862680, 933543, 957480, 1005354, 1037270, 1102920, 1117060, 1244724, 1294020, 1340472, 1436220, 1452178, 1555905, 1654380, 1675590, 1867086, 2010708, 2074540, 2178267, 2234120, 2489448, 2513385, 2588040, 2872440, 2904356, 3111810, 3308760, 3351180, 3630445, 3734172, 4021416, 4149080, 4356534, 4667715, 5026770, 5808712, 6223620, 6534801, 6702360, 7260890, 7468344, 8713068, 9335430, 10053540, 10891335, 12447240, 13069602, 14521780, 17426136, 18670860, 20107080, 21782670, 26139204, 29043560, 32674005, 37341720, 43565340, 52278408, 65348010, 87130680, 130696020, 261392040]

約数ペア:

[(1, 261392040), (2, 130696020), (3, 87130680), (4, 65348010), (5, 52278408), (6, 43565340), (7, 37341720), (8, 32674005), (9, 29043560), (10, 26139204), (12, 21782670), (13, 20107080), (14, 18670860), (15, 17426136), (18, 14521780), (20, 13069602), (21, 12447240), (24, 10891335), (26, 10053540), (28, 9335430), (30, 8713068), (35, 7468344), (36, 7260890), (39, 6702360), (40, 6534801), (42, 6223620), (45, 5808712), (52, 5026770), (56, 4667715), (60, 4356534), (63, 4149080), (65, 4021416), (70, 3734172), (72, 3630445), (78, 3351180), (79, 3308760), (84, 3111810), (90, 2904356), (91, 2872440), (101, 2588040), (104, 2513385), (105, 2489448), (117, 2234120), (120, 2178267), (126, 2074540), (130, 2010708), (140, 1867086), (156, 1675590), (158, 1654380), (168, 1555905), (180, 1452178), (182, 1436220), (195, 1340472), (202, 1294020), (210, 1244724), (234, 1117060), (237, 1102920), (252, 1037270), (260, 1005354), (273, 957480), (280, 933543), (303, 862680), (312, 837795), (315, 829816), (316, 827190), (360, 726089), (364, 718110), (390, 670236), (395, 661752), (404, 647010), (420, 622362), (455, 574488), (468, 558530), (474, 551460), (504, 518635), (505, 517608), (520, 502677), (546, 478740), (553, 472680), (585, 446824), (606, 431340), (630, 414908), (632, 413595), (707, 369720), (711, 367640), (728, 359055), (780, 335118), (790, 330876), (808, 323505), (819, 319160), (840, 311181), (909, 287560), (910, 287244), (936, 279265), (948, 275730), (1010, 258804), (1027, 254520), (1092, 239370), (1106, 236340), (1170, 223412), (1185, 220584), (1212, 215670), (1260, 207454), (1313, 199080), (1365, 191496), (1414, 184860), (1422, 183820), (1515, 172536), (1560, 167559), (1580, 165438), (1638, 159580), (1659, 157560), (1818, 143780), (1820, 143622), (1896, 137865), (2020, 129402), (2054, 127260), (2121, 123240), (2184, 119685), (2212, 118170), (2340, 111706), (2370, 110292), (2424, 107835), (2520, 103727), (2626, 99540), (2730, 95748), (2765, 94536), (2828, 92430), (2844, 91910), (3030, 86268), (3081, 84840), (3160, 82719), (3276, 79790), (3318, 78780), (3535, 73944), (3555, 73528), (3636, 71890), (3640, 71811), (3939, 66360), (4040, 64701), (4095, 63832), (4108, 63630), (4242, 61620), (4424, 59085), (4545, 57512), (4680, 55853), (4740, 55146), (4977, 52520), (5135, 50904), (5252, 49770), (5460, 47874), (5530, 47268), (5656, 46215), (5688, 45955), (6060, 43134), (6162, 42420), (6363, 41080), (6552, 39895), (6565, 39816), (6636, 39390), (7070, 36972), (7110, 36764), (7189, 36360), (7272, 35945), (7878, 33180), (7979, 32760), (8190, 31916), (8216, 31815), (8295, 31512), (8484, 30810), (9090, 28756), (9191, 28440), (9243, 28280), (9480, 27573), (9954, 26260), (10270, 25452), (10504, 24885), (10605, 24648), (10920, 23937), (11060, 23634), (11817, 22120), (12120, 21567), (12324, 21210), (12726, 20540), (13130, 19908), (13272, 19695), (14140, 18486), (14220, 18382), (14378, 18180), (15405, 16968), (15756, 16590), (15958, 16380)]