128512872

素因数分解:

$2^3\times 3^3\times {\mathrm{227}}^1\times {\mathrm{2621}}^1$

素因数の和:2863

約数の個数: 64

約数和(自身を含む): 358689600

約数和(自身を除く): 230176728

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 227, 454, 681, 908, 1362, 1816, 2043, 2621, 2724, 4086, 5242, 5448, 6129, 7863, 8172, 10484, 12258, 15726, 16344, 20968, 23589, 24516, 31452, 47178, 49032, 62904, 70767, 94356, 141534, 188712, 283068, 566136, 594967, 1189934, 1784901, 2379868, 3569802, 4759736, 5354703, 7139604, 10709406, 14279208, 16064109, 21418812, 32128218, 42837624, 64256436, 128512872]

約数ペア:

[(1, 128512872), (2, 64256436), (3, 42837624), (4, 32128218), (6, 21418812), (8, 16064109), (9, 14279208), (12, 10709406), (18, 7139604), (24, 5354703), (27, 4759736), (36, 3569802), (54, 2379868), (72, 1784901), (108, 1189934), (216, 594967), (227, 566136), (454, 283068), (681, 188712), (908, 141534), (1362, 94356), (1816, 70767), (2043, 62904), (2621, 49032), (2724, 47178), (4086, 31452), (5242, 24516), (5448, 23589), (6129, 20968), (7863, 16344), (8172, 15726), (10484, 12258)]