155015680

素因数分解:

$2^9\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3187}}^1$

素因数の和:3229

約数の個数: 80

約数和(自身を含む): 391358880

約数和(自身を除く): 236343200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 512, 608, 640, 760, 1216, 1280, 1520, 2432, 2560, 3040, 3187, 4864, 6080, 6374, 9728, 12160, 12748, 15935, 24320, 25496, 31870, 48640, 50992, 60553, 63740, 101984, 121106, 127480, 203968, 242212, 254960, 302765, 407936, 484424, 509920, 605530, 815872, 968848, 1019840, 1211060, 1631744, 1937696, 2039680, 2422120, 3875392, 4079360, 4844240, 7750784, 8158720, 9688480, 15501568, 19376960, 31003136, 38753920, 77507840, 155015680]

約数ペア:

[(1, 155015680), (2, 77507840), (4, 38753920), (5, 31003136), (8, 19376960), (10, 15501568), (16, 9688480), (19, 8158720), (20, 7750784), (32, 4844240), (38, 4079360), (40, 3875392), (64, 2422120), (76, 2039680), (80, 1937696), (95, 1631744), (128, 1211060), (152, 1019840), (160, 968848), (190, 815872), (256, 605530), (304, 509920), (320, 484424), (380, 407936), (512, 302765), (608, 254960), (640, 242212), (760, 203968), (1216, 127480), (1280, 121106), (1520, 101984), (2432, 63740), (2560, 60553), (3040, 50992), (3187, 48640), (4864, 31870), (6080, 25496), (6374, 24320), (9728, 15935), (12160, 12748)]