72738144

素因数分解:

$2^5\times 3^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:257

約数の個数: 144

約数和(自身を含む): 220147200

約数和(自身を除く): 147409056

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 69, 72, 79, 92, 96, 138, 139, 144, 158, 184, 207, 237, 276, 278, 288, 316, 368, 414, 417, 474, 552, 556, 632, 711, 736, 828, 834, 948, 1104, 1112, 1251, 1264, 1422, 1656, 1668, 1817, 1896, 2208, 2224, 2502, 2528, 2844, 3197, 3312, 3336, 3634, 3792, 4448, 5004, 5451, 5688, 6394, 6624, 6672, 7268, 7584, 9591, 10008, 10902, 10981, 11376, 12788, 13344, 14536, 16353, 19182, 20016, 21804, 21962, 22752, 25576, 28773, 29072, 32706, 32943, 38364, 40032, 43608, 43924, 51152, 57546, 58144, 65412, 65886, 76728, 87216, 87848, 98829, 102304, 115092, 130824, 131772, 153456, 174432, 175696, 197658, 230184, 252563, 261648, 263544, 306912, 351392, 395316, 460368, 505126, 523296, 527088, 757689, 790632, 920736, 1010252, 1054176, 1515378, 1581264, 2020504, 2273067, 3030756, 3162528, 4041008, 4546134, 6061512, 8082016, 9092268, 12123024, 18184536, 24246048, 36369072, 72738144]

約数ペア:

[(1, 72738144), (2, 36369072), (3, 24246048), (4, 18184536), (6, 12123024), (8, 9092268), (9, 8082016), (12, 6061512), (16, 4546134), (18, 4041008), (23, 3162528), (24, 3030756), (32, 2273067), (36, 2020504), (46, 1581264), (48, 1515378), (69, 1054176), (72, 1010252), (79, 920736), (92, 790632), (96, 757689), (138, 527088), (139, 523296), (144, 505126), (158, 460368), (184, 395316), (207, 351392), (237, 306912), (276, 263544), (278, 261648), (288, 252563), (316, 230184), (368, 197658), (414, 175696), (417, 174432), (474, 153456), (552, 131772), (556, 130824), (632, 115092), (711, 102304), (736, 98829), (828, 87848), (834, 87216), (948, 76728), (1104, 65886), (1112, 65412), (1251, 58144), (1264, 57546), (1422, 51152), (1656, 43924), (1668, 43608), (1817, 40032), (1896, 38364), (2208, 32943), (2224, 32706), (2502, 29072), (2528, 28773), (2844, 25576), (3197, 22752), (3312, 21962), (3336, 21804), (3634, 20016), (3792, 19182), (4448, 16353), (5004, 14536), (5451, 13344), (5688, 12788), (6394, 11376), (6624, 10981), (6672, 10902), (7268, 10008), (7584, 9591)]