72647136

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:229

約数の個数: 144

約数和(自身を含む): 218050560

約数和(自身を除く): 145403424

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 72, 79, 93, 96, 103, 124, 144, 158, 186, 206, 237, 248, 279, 288, 309, 316, 372, 412, 474, 496, 558, 618, 632, 711, 744, 824, 927, 948, 992, 1116, 1236, 1264, 1422, 1488, 1648, 1854, 1896, 2232, 2449, 2472, 2528, 2844, 2976, 3193, 3296, 3708, 3792, 4464, 4898, 4944, 5688, 6386, 7347, 7416, 7584, 8137, 8928, 9579, 9796, 9888, 11376, 12772, 14694, 14832, 16274, 19158, 19592, 22041, 22752, 24411, 25544, 28737, 29388, 29664, 32548, 38316, 39184, 44082, 48822, 51088, 57474, 58776, 65096, 73233, 76632, 78368, 88164, 97644, 102176, 114948, 117552, 130192, 146466, 153264, 176328, 195288, 229896, 235104, 252247, 260384, 292932, 306528, 352656, 390576, 459792, 504494, 585864, 705312, 756741, 781152, 919584, 1008988, 1171728, 1513482, 2017976, 2270223, 2343456, 3026964, 4035952, 4540446, 6053928, 8071904, 9080892, 12107856, 18161784, 24215712, 36323568, 72647136]

約数ペア:

[(1, 72647136), (2, 36323568), (3, 24215712), (4, 18161784), (6, 12107856), (8, 9080892), (9, 8071904), (12, 6053928), (16, 4540446), (18, 4035952), (24, 3026964), (31, 2343456), (32, 2270223), (36, 2017976), (48, 1513482), (62, 1171728), (72, 1008988), (79, 919584), (93, 781152), (96, 756741), (103, 705312), (124, 585864), (144, 504494), (158, 459792), (186, 390576), (206, 352656), (237, 306528), (248, 292932), (279, 260384), (288, 252247), (309, 235104), (316, 229896), (372, 195288), (412, 176328), (474, 153264), (496, 146466), (558, 130192), (618, 117552), (632, 114948), (711, 102176), (744, 97644), (824, 88164), (927, 78368), (948, 76632), (992, 73233), (1116, 65096), (1236, 58776), (1264, 57474), (1422, 51088), (1488, 48822), (1648, 44082), (1854, 39184), (1896, 38316), (2232, 32548), (2449, 29664), (2472, 29388), (2528, 28737), (2844, 25544), (2976, 24411), (3193, 22752), (3296, 22041), (3708, 19592), (3792, 19158), (4464, 16274), (4898, 14832), (4944, 14694), (5688, 12772), (6386, 11376), (7347, 9888), (7416, 9796), (7584, 9579), (8137, 8928)]