72873808

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1$

素因数の和:336

約数の個数: 80

約数和(自身を含む): 168878080

約数和(自身を除く): 96004272

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 139, 151, 217, 248, 278, 302, 434, 496, 556, 604, 868, 973, 1057, 1112, 1208, 1736, 1946, 2114, 2224, 2416, 3472, 3892, 4228, 4309, 4681, 7784, 8456, 8618, 9362, 15568, 16912, 17236, 18724, 20989, 30163, 32767, 34472, 37448, 41978, 60326, 65534, 68944, 74896, 83956, 120652, 131068, 146923, 167912, 241304, 262136, 293846, 335824, 482608, 524272, 587692, 650659, 1175384, 1301318, 2350768, 2602636, 4554613, 5205272, 9109226, 10410544, 18218452, 36436904, 72873808]

約数ペア:

[(1, 72873808), (2, 36436904), (4, 18218452), (7, 10410544), (8, 9109226), (14, 5205272), (16, 4554613), (28, 2602636), (31, 2350768), (56, 1301318), (62, 1175384), (112, 650659), (124, 587692), (139, 524272), (151, 482608), (217, 335824), (248, 293846), (278, 262136), (302, 241304), (434, 167912), (496, 146923), (556, 131068), (604, 120652), (868, 83956), (973, 74896), (1057, 68944), (1112, 65534), (1208, 60326), (1736, 41978), (1946, 37448), (2114, 34472), (2224, 32767), (2416, 30163), (3472, 20989), (3892, 18724), (4228, 17236), (4309, 16912), (4681, 15568), (7784, 9362), (8456, 8618)]