1245242320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{16231}}^1$

素因数の和:16388

約数の個数: 80

約数和(自身を含む): 3333143808

約数和(自身を除く): 2087901488

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 137, 140, 274, 280, 548, 560, 685, 959, 1096, 1370, 1918, 2192, 2740, 3836, 4795, 5480, 7672, 9590, 10960, 15344, 16231, 19180, 32462, 38360, 64924, 76720, 81155, 113617, 129848, 162310, 227234, 259696, 324620, 454468, 568085, 649240, 908936, 1136170, 1298480, 1817872, 2223647, 2272340, 4447294, 4544680, 8894588, 9089360, 11118235, 15565529, 17789176, 22236470, 31131058, 35578352, 44472940, 62262116, 77827645, 88945880, 124524232, 155655290, 177891760, 249048464, 311310580, 622621160, 1245242320]

約数ペア:

[(1, 1245242320), (2, 622621160), (4, 311310580), (5, 249048464), (7, 177891760), (8, 155655290), (10, 124524232), (14, 88945880), (16, 77827645), (20, 62262116), (28, 44472940), (35, 35578352), (40, 31131058), (56, 22236470), (70, 17789176), (80, 15565529), (112, 11118235), (137, 9089360), (140, 8894588), (274, 4544680), (280, 4447294), (548, 2272340), (560, 2223647), (685, 1817872), (959, 1298480), (1096, 1136170), (1370, 908936), (1918, 649240), (2192, 568085), (2740, 454468), (3836, 324620), (4795, 259696), (5480, 227234), (7672, 162310), (9590, 129848), (10960, 113617), (15344, 81155), (16231, 76720), (19180, 64924), (32462, 38360)]