128839968

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{14431}}^1$

素因数の和:14478

約数の個数: 72

約数和(自身を含む): 378233856

約数和(自身を除く): 249393888

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 72, 93, 96, 124, 144, 186, 248, 279, 288, 372, 496, 558, 744, 992, 1116, 1488, 2232, 2976, 4464, 8928, 14431, 28862, 43293, 57724, 86586, 115448, 129879, 173172, 230896, 259758, 346344, 447361, 461792, 519516, 692688, 894722, 1039032, 1342083, 1385376, 1789444, 2078064, 2684166, 3578888, 4026249, 4156128, 5368332, 7157776, 8052498, 10736664, 14315552, 16104996, 21473328, 32209992, 42946656, 64419984, 128839968]

約数ペア:

[(1, 128839968), (2, 64419984), (3, 42946656), (4, 32209992), (6, 21473328), (8, 16104996), (9, 14315552), (12, 10736664), (16, 8052498), (18, 7157776), (24, 5368332), (31, 4156128), (32, 4026249), (36, 3578888), (48, 2684166), (62, 2078064), (72, 1789444), (93, 1385376), (96, 1342083), (124, 1039032), (144, 894722), (186, 692688), (248, 519516), (279, 461792), (288, 447361), (372, 346344), (496, 259758), (558, 230896), (744, 173172), (992, 129879), (1116, 115448), (1488, 86586), (2232, 57724), (2976, 43293), (4464, 28862), (8928, 14431)]