809689920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{64879}}^1$

素因数の和:64912

約数の個数: 112

約数和(自身を含む): 2768559360

約数和(自身を除く): 1958869440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 390, 416, 480, 520, 624, 780, 832, 960, 1040, 1248, 1560, 2080, 2496, 3120, 4160, 6240, 12480, 64879, 129758, 194637, 259516, 324395, 389274, 519032, 648790, 778548, 843427, 973185, 1038064, 1297580, 1557096, 1686854, 1946370, 2076128, 2530281, 2595160, 3114192, 3373708, 3892740, 4152256, 4217135, 5060562, 5190320, 6228384, 6747416, 7785480, 8434270, 10121124, 10380640, 12456768, 12651405, 13494832, 15570960, 16868540, 20242248, 20761280, 25302810, 26989664, 31141920, 33737080, 40484496, 50605620, 53979328, 62283840, 67474160, 80968992, 101211240, 134948320, 161937984, 202422480, 269896640, 404844960, 809689920]

約数ペア:

[(1, 809689920), (2, 404844960), (3, 269896640), (4, 202422480), (5, 161937984), (6, 134948320), (8, 101211240), (10, 80968992), (12, 67474160), (13, 62283840), (15, 53979328), (16, 50605620), (20, 40484496), (24, 33737080), (26, 31141920), (30, 26989664), (32, 25302810), (39, 20761280), (40, 20242248), (48, 16868540), (52, 15570960), (60, 13494832), (64, 12651405), (65, 12456768), (78, 10380640), (80, 10121124), (96, 8434270), (104, 7785480), (120, 6747416), (130, 6228384), (156, 5190320), (160, 5060562), (192, 4217135), (195, 4152256), (208, 3892740), (240, 3373708), (260, 3114192), (312, 2595160), (320, 2530281), (390, 2076128), (416, 1946370), (480, 1686854), (520, 1557096), (624, 1297580), (780, 1038064), (832, 973185), (960, 843427), (1040, 778548), (1248, 648790), (1560, 519032), (2080, 389274), (2496, 324395), (3120, 259516), (4160, 194637), (6240, 129758), (12480, 64879)]