151781120

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^2$

素因数の和:198

約数の個数: 108

約数和(自身を含む): 387603720

約数和(自身を除く): 235822600

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 79, 80, 95, 128, 152, 158, 160, 190, 256, 304, 316, 320, 380, 395, 608, 632, 640, 760, 790, 1216, 1264, 1280, 1501, 1520, 1580, 2432, 2528, 3002, 3040, 3160, 4864, 5056, 6004, 6080, 6241, 6320, 7505, 10112, 12008, 12160, 12482, 12640, 15010, 20224, 24016, 24320, 24964, 25280, 30020, 31205, 48032, 49928, 50560, 60040, 62410, 96064, 99856, 101120, 118579, 120080, 124820, 192128, 199712, 237158, 240160, 249640, 384256, 399424, 474316, 480320, 499280, 592895, 798848, 948632, 960640, 998560, 1185790, 1597696, 1897264, 1921280, 1997120, 2371580, 3794528, 3994240, 4743160, 7589056, 7988480, 9486320, 15178112, 18972640, 30356224, 37945280, 75890560, 151781120]

約数ペア:

[(1, 151781120), (2, 75890560), (4, 37945280), (5, 30356224), (8, 18972640), (10, 15178112), (16, 9486320), (19, 7988480), (20, 7589056), (32, 4743160), (38, 3994240), (40, 3794528), (64, 2371580), (76, 1997120), (79, 1921280), (80, 1897264), (95, 1597696), (128, 1185790), (152, 998560), (158, 960640), (160, 948632), (190, 798848), (256, 592895), (304, 499280), (316, 480320), (320, 474316), (380, 399424), (395, 384256), (608, 249640), (632, 240160), (640, 237158), (760, 199712), (790, 192128), (1216, 124820), (1264, 120080), (1280, 118579), (1501, 101120), (1520, 99856), (1580, 96064), (2432, 62410), (2528, 60040), (3002, 50560), (3040, 49928), (3160, 48032), (4864, 31205), (5056, 30020), (6004, 25280), (6080, 24964), (6241, 24320), (6320, 24016), (7505, 20224), (10112, 15010), (12008, 12640), (12160, 12482)]