78383872

素因数分解:

$2^8\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:154

約数の個数: 144

約数和(自身を含む): 197793792

約数和(自身を除く): 119409920

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 31, 32, 34, 56, 62, 64, 68, 83, 112, 119, 124, 128, 136, 166, 217, 224, 238, 248, 256, 272, 332, 434, 448, 476, 496, 527, 544, 581, 664, 868, 896, 952, 992, 1054, 1088, 1162, 1328, 1411, 1736, 1792, 1904, 1984, 2108, 2176, 2324, 2573, 2656, 2822, 3472, 3689, 3808, 3968, 4216, 4352, 4648, 5146, 5312, 5644, 6944, 7378, 7616, 7936, 8432, 9296, 9877, 10292, 10624, 11288, 13888, 14756, 15232, 16864, 18011, 18592, 19754, 20584, 21248, 22576, 27776, 29512, 30464, 33728, 36022, 37184, 39508, 41168, 43741, 45152, 55552, 59024, 67456, 72044, 74368, 79016, 82336, 87482, 90304, 118048, 134912, 144088, 148736, 158032, 164672, 174964, 180608, 236096, 288176, 306187, 316064, 329344, 349928, 361216, 472192, 576352, 612374, 632128, 658688, 699856, 944384, 1152704, 1224748, 1264256, 1399712, 2305408, 2449496, 2528512, 2799424, 4610816, 4898992, 5598848, 9797984, 11197696, 19595968, 39191936, 78383872]

約数ペア:

[(1, 78383872), (2, 39191936), (4, 19595968), (7, 11197696), (8, 9797984), (14, 5598848), (16, 4898992), (17, 4610816), (28, 2799424), (31, 2528512), (32, 2449496), (34, 2305408), (56, 1399712), (62, 1264256), (64, 1224748), (68, 1152704), (83, 944384), (112, 699856), (119, 658688), (124, 632128), (128, 612374), (136, 576352), (166, 472192), (217, 361216), (224, 349928), (238, 329344), (248, 316064), (256, 306187), (272, 288176), (332, 236096), (434, 180608), (448, 174964), (476, 164672), (496, 158032), (527, 148736), (544, 144088), (581, 134912), (664, 118048), (868, 90304), (896, 87482), (952, 82336), (992, 79016), (1054, 74368), (1088, 72044), (1162, 67456), (1328, 59024), (1411, 55552), (1736, 45152), (1792, 43741), (1904, 41168), (1984, 39508), (2108, 37184), (2176, 36022), (2324, 33728), (2573, 30464), (2656, 29512), (2822, 27776), (3472, 22576), (3689, 21248), (3808, 20584), (3968, 19754), (4216, 18592), (4352, 18011), (4648, 16864), (5146, 15232), (5312, 14756), (5644, 13888), (6944, 11288), (7378, 10624), (7616, 10292), (7936, 9877), (8432, 9296)]