155563416

素因数分解:

$2^3\times 3^4\times {\mathrm{431}}^1\times {\mathrm{557}}^1$

素因数の和:1006

約数の個数: 80

約数和(自身を含む): 437516640

約数和(自身を除く): 281953224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 431, 557, 648, 862, 1114, 1293, 1671, 1724, 2228, 2586, 3342, 3448, 3879, 4456, 5013, 5172, 6684, 7758, 10026, 10344, 11637, 13368, 15039, 15516, 20052, 23274, 30078, 31032, 34911, 40104, 45117, 46548, 60156, 69822, 90234, 93096, 120312, 139644, 180468, 240067, 279288, 360936, 480134, 720201, 960268, 1440402, 1920536, 2160603, 2880804, 4321206, 5761608, 6481809, 8642412, 12963618, 17284824, 19445427, 25927236, 38890854, 51854472, 77781708, 155563416]

約数ペア:

[(1, 155563416), (2, 77781708), (3, 51854472), (4, 38890854), (6, 25927236), (8, 19445427), (9, 17284824), (12, 12963618), (18, 8642412), (24, 6481809), (27, 5761608), (36, 4321206), (54, 2880804), (72, 2160603), (81, 1920536), (108, 1440402), (162, 960268), (216, 720201), (324, 480134), (431, 360936), (557, 279288), (648, 240067), (862, 180468), (1114, 139644), (1293, 120312), (1671, 93096), (1724, 90234), (2228, 69822), (2586, 60156), (3342, 46548), (3448, 45117), (3879, 40104), (4456, 34911), (5013, 31032), (5172, 30078), (6684, 23274), (7758, 20052), (10026, 15516), (10344, 15039), (11637, 13368)]