161388211040

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{521}}^1\times {\mathrm{39511}}^1$

素因数の和:40061

約数の個数: 144

約数和(自身を含む): 444391938144

約数和(自身を除く): 283003727104

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 521, 560, 784, 980, 1042, 1120, 1568, 1960, 2084, 2605, 3647, 3920, 4168, 5210, 7294, 7840, 8336, 10420, 14588, 16672, 18235, 20840, 25529, 29176, 36470, 39511, 41680, 51058, 58352, 72940, 79022, 83360, 102116, 116704, 127645, 145880, 158044, 197555, 204232, 255290, 276577, 291760, 316088, 395110, 408464, 510580, 553154, 583520, 632176, 790220, 816928, 1021160, 1106308, 1264352, 1382885, 1580440, 1936039, 2042320, 2212616, 2765770, 3160880, 3872078, 4084640, 4425232, 5531540, 6321760, 7744156, 8850464, 9680195, 11063080, 15488312, 19360390, 20585231, 22126160, 30976624, 38720780, 41170462, 44252320, 61953248, 77441560, 82340924, 102926155, 144096617, 154883120, 164681848, 205852310, 288193234, 309766240, 329363696, 411704620, 576386468, 658727392, 720483085, 823409240, 1008676319, 1152772936, 1440966170, 1646818480, 2017352638, 2305545872, 2881932340, 3293636960, 4034705276, 4611091744, 5043381595, 5763864680, 8069410552, 10086763190, 11527729360, 16138821104, 20173526380, 23055458720, 32277642208, 40347052760, 80694105520, 161388211040]

約数ペア:

[(1, 161388211040), (2, 80694105520), (4, 40347052760), (5, 32277642208), (7, 23055458720), (8, 20173526380), (10, 16138821104), (14, 11527729360), (16, 10086763190), (20, 8069410552), (28, 5763864680), (32, 5043381595), (35, 4611091744), (40, 4034705276), (49, 3293636960), (56, 2881932340), (70, 2305545872), (80, 2017352638), (98, 1646818480), (112, 1440966170), (140, 1152772936), (160, 1008676319), (196, 823409240), (224, 720483085), (245, 658727392), (280, 576386468), (392, 411704620), (490, 329363696), (521, 309766240), (560, 288193234), (784, 205852310), (980, 164681848), (1042, 154883120), (1120, 144096617), (1568, 102926155), (1960, 82340924), (2084, 77441560), (2605, 61953248), (3647, 44252320), (3920, 41170462), (4168, 38720780), (5210, 30976624), (7294, 22126160), (7840, 20585231), (8336, 19360390), (10420, 15488312), (14588, 11063080), (16672, 9680195), (18235, 8850464), (20840, 7744156), (25529, 6321760), (29176, 5531540), (36470, 4425232), (39511, 4084640), (41680, 3872078), (51058, 3160880), (58352, 2765770), (72940, 2212616), (79022, 2042320), (83360, 1936039), (102116, 1580440), (116704, 1382885), (127645, 1264352), (145880, 1106308), (158044, 1021160), (197555, 816928), (204232, 790220), (255290, 632176), (276577, 583520), (291760, 553154), (316088, 510580), (395110, 408464)]