129236480

素因数分解:

$2^9\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2657}}^1$

素因数の和:2699

約数の個数: 80

約数和(自身を含む): 326296080

約数和(自身を除く): 197059600

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, 2657, 3040, 4864, 5314, 6080, 9728, 10628, 12160, 13285, 21256, 24320, 26570, 42512, 48640, 50483, 53140, 85024, 100966, 106280, 170048, 201932, 212560, 252415, 340096, 403864, 425120, 504830, 680192, 807728, 850240, 1009660, 1360384, 1615456, 1700480, 2019320, 3230912, 3400960, 4038640, 6461824, 6801920, 8077280, 12923648, 16154560, 25847296, 32309120, 64618240, 129236480]

約数ペア:

[(1, 129236480), (2, 64618240), (4, 32309120), (5, 25847296), (8, 16154560), (10, 12923648), (16, 8077280), (19, 6801920), (20, 6461824), (32, 4038640), (38, 3400960), (40, 3230912), (64, 2019320), (76, 1700480), (80, 1615456), (95, 1360384), (128, 1009660), (152, 850240), (160, 807728), (190, 680192), (256, 504830), (304, 425120), (320, 403864), (380, 340096), (512, 252415), (608, 212560), (640, 201932), (760, 170048), (1216, 106280), (1280, 100966), (1520, 85024), (2432, 53140), (2560, 50483), (2657, 48640), (3040, 42512), (4864, 26570), (5314, 24320), (6080, 21256), (9728, 13285), (10628, 12160)]