71450784

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1$

素因数の和:251

約数の個数: 144

約数和(自身を含む): 215115264

約数和(自身を除く): 143664480

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 53, 62, 72, 93, 96, 106, 124, 144, 151, 159, 186, 212, 248, 279, 288, 302, 318, 372, 424, 453, 477, 496, 558, 604, 636, 744, 848, 906, 954, 992, 1116, 1208, 1272, 1359, 1488, 1643, 1696, 1812, 1908, 2232, 2416, 2544, 2718, 2976, 3286, 3624, 3816, 4464, 4681, 4832, 4929, 5088, 5436, 6572, 7248, 7632, 8003, 8928, 9362, 9858, 10872, 13144, 14043, 14496, 14787, 15264, 16006, 18724, 19716, 21744, 24009, 26288, 28086, 29574, 32012, 37448, 39432, 42129, 43488, 48018, 52576, 56172, 59148, 64024, 72027, 74896, 78864, 84258, 96036, 112344, 118296, 128048, 144054, 149792, 157728, 168516, 192072, 224688, 236592, 248093, 256096, 288108, 337032, 384144, 449376, 473184, 496186, 576216, 674064, 744279, 768288, 992372, 1152432, 1348128, 1488558, 1984744, 2232837, 2304864, 2977116, 3969488, 4465674, 5954232, 7938976, 8931348, 11908464, 17862696, 23816928, 35725392, 71450784]

約数ペア:

[(1, 71450784), (2, 35725392), (3, 23816928), (4, 17862696), (6, 11908464), (8, 8931348), (9, 7938976), (12, 5954232), (16, 4465674), (18, 3969488), (24, 2977116), (31, 2304864), (32, 2232837), (36, 1984744), (48, 1488558), (53, 1348128), (62, 1152432), (72, 992372), (93, 768288), (96, 744279), (106, 674064), (124, 576216), (144, 496186), (151, 473184), (159, 449376), (186, 384144), (212, 337032), (248, 288108), (279, 256096), (288, 248093), (302, 236592), (318, 224688), (372, 192072), (424, 168516), (453, 157728), (477, 149792), (496, 144054), (558, 128048), (604, 118296), (636, 112344), (744, 96036), (848, 84258), (906, 78864), (954, 74896), (992, 72027), (1116, 64024), (1208, 59148), (1272, 56172), (1359, 52576), (1488, 48018), (1643, 43488), (1696, 42129), (1812, 39432), (1908, 37448), (2232, 32012), (2416, 29574), (2544, 28086), (2718, 26288), (2976, 24009), (3286, 21744), (3624, 19716), (3816, 18724), (4464, 16006), (4681, 15264), (4832, 14787), (4929, 14496), (5088, 14043), (5436, 13144), (6572, 10872), (7248, 9858), (7632, 9362), (8003, 8928)]