220165036

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1217}}^1$

素因数の和:1319

約数の個数: 72

約数和(自身を含む): 489869856

約数和(自身を除く): 269704820

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 71, 91, 98, 142, 182, 196, 284, 364, 497, 637, 923, 994, 1217, 1274, 1846, 1988, 2434, 2548, 3479, 3692, 4868, 6461, 6958, 8519, 12922, 13916, 15821, 17038, 25844, 31642, 34076, 45227, 59633, 63284, 86407, 90454, 110747, 119266, 172814, 180908, 221494, 238532, 345628, 442988, 604849, 775229, 1123291, 1209698, 1550458, 2246582, 2419396, 3100916, 4233943, 4493164, 7863037, 8467886, 15726074, 16935772, 31452148, 55041259, 110082518, 220165036]

約数ペア:

[(1, 220165036), (2, 110082518), (4, 55041259), (7, 31452148), (13, 16935772), (14, 15726074), (26, 8467886), (28, 7863037), (49, 4493164), (52, 4233943), (71, 3100916), (91, 2419396), (98, 2246582), (142, 1550458), (182, 1209698), (196, 1123291), (284, 775229), (364, 604849), (497, 442988), (637, 345628), (923, 238532), (994, 221494), (1217, 180908), (1274, 172814), (1846, 119266), (1988, 110747), (2434, 90454), (2548, 86407), (3479, 63284), (3692, 59633), (4868, 45227), (6461, 34076), (6958, 31642), (8519, 25844), (12922, 17038), (13916, 15821)]