220788230

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{311}}^1$

素因数の和:501

約数の個数: 64

約数和(自身を含む): 442810368

約数和(自身を除く): 222022138

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 127, 130, 215, 254, 311, 430, 559, 622, 635, 1118, 1270, 1555, 1651, 2795, 3110, 3302, 4043, 5461, 5590, 8086, 8255, 10922, 13373, 16510, 20215, 26746, 27305, 39497, 40430, 54610, 66865, 70993, 78994, 133730, 141986, 173849, 197485, 347698, 354965, 394970, 513461, 709930, 869245, 1026922, 1698371, 1738490, 2567305, 3396742, 5134610, 8491855, 16983710, 22078823, 44157646, 110394115, 220788230]

約数ペア:

[(1, 220788230), (2, 110394115), (5, 44157646), (10, 22078823), (13, 16983710), (26, 8491855), (43, 5134610), (65, 3396742), (86, 2567305), (127, 1738490), (130, 1698371), (215, 1026922), (254, 869245), (311, 709930), (430, 513461), (559, 394970), (622, 354965), (635, 347698), (1118, 197485), (1270, 173849), (1555, 141986), (1651, 133730), (2795, 78994), (3110, 70993), (3302, 66865), (4043, 54610), (5461, 40430), (5590, 39497), (8086, 27305), (8255, 26746), (10922, 20215), (13373, 16510)]