1880329984

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{227}}^1$

素因数の和:406

約数の個数: 144

約数和(自身を含む): 4306135680

約数和(自身を除く): 2425805696

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 128, 131, 152, 208, 227, 247, 256, 262, 304, 416, 454, 494, 524, 608, 832, 908, 988, 1048, 1216, 1664, 1703, 1816, 1976, 2096, 2432, 2489, 2951, 3328, 3406, 3632, 3952, 4192, 4313, 4864, 4978, 5902, 6812, 7264, 7904, 8384, 8626, 9956, 11804, 13624, 14528, 15808, 16768, 17252, 19912, 23608, 27248, 29056, 29737, 31616, 32357, 33536, 34504, 39824, 47216, 54496, 56069, 58112, 59474, 63232, 64714, 69008, 79648, 94432, 108992, 112138, 118948, 129428, 138016, 159296, 188864, 217984, 224276, 237896, 258856, 276032, 318592, 377728, 386581, 435968, 448552, 475792, 517712, 552064, 565003, 637184, 755456, 773162, 897104, 951584, 1035424, 1104128, 1130006, 1546324, 1794208, 1903168, 2070848, 2260012, 3092648, 3588416, 3806336, 4141696, 4520024, 6185296, 7176832, 7345039, 7612672, 8283392, 9040048, 12370592, 14353664, 14690078, 18080096, 24741184, 29380156, 36160192, 49482368, 58760312, 72320384, 98964736, 117520624, 144640768, 235041248, 470082496, 940164992, 1880329984]

約数ペア:

[(1, 1880329984), (2, 940164992), (4, 470082496), (8, 235041248), (13, 144640768), (16, 117520624), (19, 98964736), (26, 72320384), (32, 58760312), (38, 49482368), (52, 36160192), (64, 29380156), (76, 24741184), (104, 18080096), (128, 14690078), (131, 14353664), (152, 12370592), (208, 9040048), (227, 8283392), (247, 7612672), (256, 7345039), (262, 7176832), (304, 6185296), (416, 4520024), (454, 4141696), (494, 3806336), (524, 3588416), (608, 3092648), (832, 2260012), (908, 2070848), (988, 1903168), (1048, 1794208), (1216, 1546324), (1664, 1130006), (1703, 1104128), (1816, 1035424), (1976, 951584), (2096, 897104), (2432, 773162), (2489, 755456), (2951, 637184), (3328, 565003), (3406, 552064), (3632, 517712), (3952, 475792), (4192, 448552), (4313, 435968), (4864, 386581), (4978, 377728), (5902, 318592), (6812, 276032), (7264, 258856), (7904, 237896), (8384, 224276), (8626, 217984), (9956, 188864), (11804, 159296), (13624, 138016), (14528, 129428), (15808, 118948), (16768, 112138), (17252, 108992), (19912, 94432), (23608, 79648), (27248, 69008), (29056, 64714), (29737, 63232), (31616, 59474), (32357, 58112), (33536, 56069), (34504, 54496), (39824, 47216)]