205457760

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2339}}^1$

素因数の和:2421

約数の個数: 144

約数和(自身を含む): 712923120

約数和(自身を除く): 507465360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 61, 72, 80, 90, 96, 120, 122, 144, 160, 180, 183, 240, 244, 288, 305, 360, 366, 480, 488, 549, 610, 720, 732, 915, 976, 1098, 1220, 1440, 1464, 1830, 1952, 2196, 2339, 2440, 2745, 2928, 3660, 4392, 4678, 4880, 5490, 5856, 7017, 7320, 8784, 9356, 9760, 10980, 11695, 14034, 14640, 17568, 18712, 21051, 21960, 23390, 28068, 29280, 35085, 37424, 42102, 43920, 46780, 56136, 70170, 74848, 84204, 87840, 93560, 105255, 112272, 140340, 142679, 168408, 187120, 210510, 224544, 280680, 285358, 336816, 374240, 421020, 428037, 561360, 570716, 673632, 713395, 842040, 856074, 1122720, 1141432, 1284111, 1426790, 1684080, 1712148, 2140185, 2282864, 2568222, 2853580, 3368160, 3424296, 4280370, 4565728, 5136444, 5707160, 6420555, 6848592, 8560740, 10272888, 11414320, 12841110, 13697184, 17121480, 20545776, 22828640, 25682220, 34242960, 41091552, 51364440, 68485920, 102728880, 205457760]

約数ペア:

[(1, 205457760), (2, 102728880), (3, 68485920), (4, 51364440), (5, 41091552), (6, 34242960), (8, 25682220), (9, 22828640), (10, 20545776), (12, 17121480), (15, 13697184), (16, 12841110), (18, 11414320), (20, 10272888), (24, 8560740), (30, 6848592), (32, 6420555), (36, 5707160), (40, 5136444), (45, 4565728), (48, 4280370), (60, 3424296), (61, 3368160), (72, 2853580), (80, 2568222), (90, 2282864), (96, 2140185), (120, 1712148), (122, 1684080), (144, 1426790), (160, 1284111), (180, 1141432), (183, 1122720), (240, 856074), (244, 842040), (288, 713395), (305, 673632), (360, 570716), (366, 561360), (480, 428037), (488, 421020), (549, 374240), (610, 336816), (720, 285358), (732, 280680), (915, 224544), (976, 210510), (1098, 187120), (1220, 168408), (1440, 142679), (1464, 140340), (1830, 112272), (1952, 105255), (2196, 93560), (2339, 87840), (2440, 84204), (2745, 74848), (2928, 70170), (3660, 56136), (4392, 46780), (4678, 43920), (4880, 42102), (5490, 37424), (5856, 35085), (7017, 29280), (7320, 28068), (8784, 23390), (9356, 21960), (9760, 21051), (10980, 18712), (11695, 17568), (14034, 14640)]