61508720

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1$

素因数の和:128

約数の個数: 240

約数和(自身を含む): 192362688

約数和(自身を除く): 130853968

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 17, 20, 26, 28, 34, 35, 40, 49, 52, 56, 65, 68, 70, 71, 80, 85, 91, 98, 104, 112, 119, 130, 136, 140, 142, 170, 182, 196, 208, 221, 238, 245, 260, 272, 280, 284, 340, 355, 364, 392, 442, 455, 476, 490, 497, 520, 560, 568, 595, 637, 680, 710, 728, 784, 833, 884, 910, 923, 952, 980, 994, 1040, 1105, 1136, 1190, 1207, 1274, 1360, 1420, 1456, 1547, 1666, 1768, 1820, 1846, 1904, 1960, 1988, 2210, 2380, 2414, 2485, 2548, 2840, 3094, 3185, 3332, 3479, 3536, 3640, 3692, 3920, 3976, 4165, 4420, 4615, 4760, 4828, 4970, 5096, 5680, 6035, 6188, 6370, 6461, 6664, 6958, 7280, 7384, 7735, 7952, 8330, 8449, 8840, 9230, 9520, 9656, 9940, 10192, 10829, 12070, 12376, 12740, 12922, 13328, 13916, 14768, 15470, 15691, 16660, 16898, 17395, 17680, 18460, 19312, 19880, 21658, 24140, 24752, 25480, 25844, 27832, 30940, 31382, 32305, 33320, 33796, 34790, 36920, 39760, 42245, 43316, 45227, 48280, 50960, 51688, 54145, 55664, 59143, 61880, 62764, 64610, 66640, 67592, 69580, 73840, 78455, 84490, 86632, 90454, 96560, 103376, 108290, 109837, 118286, 123760, 125528, 129220, 135184, 139160, 156910, 168980, 173264, 180908, 216580, 219674, 226135, 236572, 251056, 258440, 278320, 295715, 313820, 337960, 361816, 433160, 439348, 452270, 473144, 516880, 549185, 591430, 627640, 675920, 723632, 768859, 866320, 878696, 904540, 946288, 1098370, 1182860, 1255280, 1537718, 1757392, 1809080, 2196740, 2365720, 3075436, 3618160, 3844295, 4393480, 4731440, 6150872, 7688590, 8786960, 12301744, 15377180, 30754360, 61508720]

約数ペア:

[(1, 61508720), (2, 30754360), (4, 15377180), (5, 12301744), (7, 8786960), (8, 7688590), (10, 6150872), (13, 4731440), (14, 4393480), (16, 3844295), (17, 3618160), (20, 3075436), (26, 2365720), (28, 2196740), (34, 1809080), (35, 1757392), (40, 1537718), (49, 1255280), (52, 1182860), (56, 1098370), (65, 946288), (68, 904540), (70, 878696), (71, 866320), (80, 768859), (85, 723632), (91, 675920), (98, 627640), (104, 591430), (112, 549185), (119, 516880), (130, 473144), (136, 452270), (140, 439348), (142, 433160), (170, 361816), (182, 337960), (196, 313820), (208, 295715), (221, 278320), (238, 258440), (245, 251056), (260, 236572), (272, 226135), (280, 219674), (284, 216580), (340, 180908), (355, 173264), (364, 168980), (392, 156910), (442, 139160), (455, 135184), (476, 129220), (490, 125528), (497, 123760), (520, 118286), (560, 109837), (568, 108290), (595, 103376), (637, 96560), (680, 90454), (710, 86632), (728, 84490), (784, 78455), (833, 73840), (884, 69580), (910, 67592), (923, 66640), (952, 64610), (980, 62764), (994, 61880), (1040, 59143), (1105, 55664), (1136, 54145), (1190, 51688), (1207, 50960), (1274, 48280), (1360, 45227), (1420, 43316), (1456, 42245), (1547, 39760), (1666, 36920), (1768, 34790), (1820, 33796), (1846, 33320), (1904, 32305), (1960, 31382), (1988, 30940), (2210, 27832), (2380, 25844), (2414, 25480), (2485, 24752), (2548, 24140), (2840, 21658), (3094, 19880), (3185, 19312), (3332, 18460), (3479, 17680), (3536, 17395), (3640, 16898), (3692, 16660), (3920, 15691), (3976, 15470), (4165, 14768), (4420, 13916), (4615, 13328), (4760, 12922), (4828, 12740), (4970, 12376), (5096, 12070), (5680, 10829), (6035, 10192), (6188, 9940), (6370, 9656), (6461, 9520), (6664, 9230), (6958, 8840), (7280, 8449), (7384, 8330), (7735, 7952)]