71816960

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2953}}^1$

素因数の和:2993

約数の個数: 72

約数和(自身を含む): 181139280

約数和(自身を除く): 109322320

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, 608, 640, 760, 1216, 1280, 1520, 2432, 2953, 3040, 4864, 5906, 6080, 11812, 12160, 14765, 23624, 24320, 29530, 47248, 56107, 59060, 94496, 112214, 118120, 188992, 224428, 236240, 280535, 377984, 448856, 472480, 561070, 755968, 897712, 944960, 1122140, 1795424, 1889920, 2244280, 3590848, 3779840, 4488560, 7181696, 8977120, 14363392, 17954240, 35908480, 71816960]

約数ペア:

[(1, 71816960), (2, 35908480), (4, 17954240), (5, 14363392), (8, 8977120), (10, 7181696), (16, 4488560), (19, 3779840), (20, 3590848), (32, 2244280), (38, 1889920), (40, 1795424), (64, 1122140), (76, 944960), (80, 897712), (95, 755968), (128, 561070), (152, 472480), (160, 448856), (190, 377984), (256, 280535), (304, 236240), (320, 224428), (380, 188992), (608, 118120), (640, 112214), (760, 94496), (1216, 59060), (1280, 56107), (1520, 47248), (2432, 29530), (2953, 24320), (3040, 23624), (4864, 14765), (5906, 12160), (6080, 11812)]