71780256

素因数分解:

$2^5\times 3^6\times {\mathrm{17}}^1\times {\mathrm{181}}^1$

素因数の和:226

約数の個数: 168

約数和(自身を含む): 225582084

約数和(自身を除く): 153801828

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 32, 34, 36, 48, 51, 54, 68, 72, 81, 96, 102, 108, 136, 144, 153, 162, 181, 204, 216, 243, 272, 288, 306, 324, 362, 408, 432, 459, 486, 543, 544, 612, 648, 724, 729, 816, 864, 918, 972, 1086, 1224, 1296, 1377, 1448, 1458, 1629, 1632, 1836, 1944, 2172, 2448, 2592, 2754, 2896, 2916, 3077, 3258, 3672, 3888, 4131, 4344, 4887, 4896, 5508, 5792, 5832, 6154, 6516, 7344, 7776, 8262, 8688, 9231, 9774, 11016, 11664, 12308, 12393, 13032, 14661, 14688, 16524, 17376, 18462, 19548, 22032, 23328, 24616, 24786, 26064, 27693, 29322, 33048, 36924, 39096, 43983, 44064, 49232, 49572, 52128, 55386, 58644, 66096, 73848, 78192, 83079, 87966, 98464, 99144, 110772, 117288, 131949, 132192, 147696, 156384, 166158, 175932, 198288, 221544, 234576, 249237, 263898, 295392, 332316, 351864, 396576, 443088, 469152, 498474, 527796, 664632, 703728, 747711, 886176, 996948, 1055592, 1329264, 1407456, 1495422, 1993896, 2111184, 2243133, 2658528, 2990844, 3987792, 4222368, 4486266, 5981688, 7975584, 8972532, 11963376, 17945064, 23926752, 35890128, 71780256]

約数ペア:

[(1, 71780256), (2, 35890128), (3, 23926752), (4, 17945064), (6, 11963376), (8, 8972532), (9, 7975584), (12, 5981688), (16, 4486266), (17, 4222368), (18, 3987792), (24, 2990844), (27, 2658528), (32, 2243133), (34, 2111184), (36, 1993896), (48, 1495422), (51, 1407456), (54, 1329264), (68, 1055592), (72, 996948), (81, 886176), (96, 747711), (102, 703728), (108, 664632), (136, 527796), (144, 498474), (153, 469152), (162, 443088), (181, 396576), (204, 351864), (216, 332316), (243, 295392), (272, 263898), (288, 249237), (306, 234576), (324, 221544), (362, 198288), (408, 175932), (432, 166158), (459, 156384), (486, 147696), (543, 132192), (544, 131949), (612, 117288), (648, 110772), (724, 99144), (729, 98464), (816, 87966), (864, 83079), (918, 78192), (972, 73848), (1086, 66096), (1224, 58644), (1296, 55386), (1377, 52128), (1448, 49572), (1458, 49232), (1629, 44064), (1632, 43983), (1836, 39096), (1944, 36924), (2172, 33048), (2448, 29322), (2592, 27693), (2754, 26064), (2896, 24786), (2916, 24616), (3077, 23328), (3258, 22032), (3672, 19548), (3888, 18462), (4131, 17376), (4344, 16524), (4887, 14688), (4896, 14661), (5508, 13032), (5792, 12393), (5832, 12308), (6154, 11664), (6516, 11016), (7344, 9774), (7776, 9231), (8262, 8688)]