72957472

素因数分解:

$2^5\times 7^3\times {\mathrm{17}}^2\times {\mathrm{23}}^1$

素因数の和:88

約数の個数: 144

約数和(自身を含む): 185673600

約数和(自身を除く): 112716128

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 23, 28, 32, 34, 46, 49, 56, 68, 92, 98, 112, 119, 136, 161, 184, 196, 224, 238, 272, 289, 322, 343, 368, 391, 392, 476, 544, 578, 644, 686, 736, 782, 784, 833, 952, 1127, 1156, 1288, 1372, 1564, 1568, 1666, 1904, 2023, 2254, 2312, 2576, 2737, 2744, 3128, 3332, 3808, 4046, 4508, 4624, 5152, 5474, 5488, 5831, 6256, 6647, 6664, 7889, 8092, 9016, 9248, 10948, 10976, 11662, 12512, 13294, 13328, 14161, 15778, 16184, 18032, 19159, 21896, 23324, 26588, 26656, 28322, 31556, 32368, 36064, 38318, 43792, 46529, 46648, 53176, 56644, 63112, 64736, 76636, 87584, 93058, 93296, 99127, 106352, 113288, 126224, 134113, 153272, 186116, 186592, 198254, 212704, 226576, 252448, 268226, 306544, 325703, 372232, 396508, 453152, 536452, 613088, 651406, 744464, 793016, 1072904, 1302812, 1488928, 1586032, 2145808, 2279921, 2605624, 3172064, 4291616, 4559842, 5211248, 9119684, 10422496, 18239368, 36478736, 72957472]

約数ペア:

[(1, 72957472), (2, 36478736), (4, 18239368), (7, 10422496), (8, 9119684), (14, 5211248), (16, 4559842), (17, 4291616), (23, 3172064), (28, 2605624), (32, 2279921), (34, 2145808), (46, 1586032), (49, 1488928), (56, 1302812), (68, 1072904), (92, 793016), (98, 744464), (112, 651406), (119, 613088), (136, 536452), (161, 453152), (184, 396508), (196, 372232), (224, 325703), (238, 306544), (272, 268226), (289, 252448), (322, 226576), (343, 212704), (368, 198254), (391, 186592), (392, 186116), (476, 153272), (544, 134113), (578, 126224), (644, 113288), (686, 106352), (736, 99127), (782, 93296), (784, 93058), (833, 87584), (952, 76636), (1127, 64736), (1156, 63112), (1288, 56644), (1372, 53176), (1564, 46648), (1568, 46529), (1666, 43792), (1904, 38318), (2023, 36064), (2254, 32368), (2312, 31556), (2576, 28322), (2737, 26656), (2744, 26588), (3128, 23324), (3332, 21896), (3808, 19159), (4046, 18032), (4508, 16184), (4624, 15778), (5152, 14161), (5474, 13328), (5488, 13294), (5831, 12512), (6256, 11662), (6647, 10976), (6664, 10948), (7889, 9248), (8092, 9016)]