153921280

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6329}}^1$

素因数の和:6369

約数の個数: 72

約数和(自身を含む): 388155600

約数和(自身を除く): 234234320

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, 3040, 4864, 6080, 6329, 12160, 12658, 24320, 25316, 31645, 50632, 63290, 101264, 120251, 126580, 202528, 240502, 253160, 405056, 481004, 506320, 601255, 810112, 962008, 1012640, 1202510, 1620224, 1924016, 2025280, 2405020, 3848032, 4050560, 4810040, 7696064, 8101120, 9620080, 15392128, 19240160, 30784256, 38480320, 76960640, 153921280]

約数ペア:

[(1, 153921280), (2, 76960640), (4, 38480320), (5, 30784256), (8, 19240160), (10, 15392128), (16, 9620080), (19, 8101120), (20, 7696064), (32, 4810040), (38, 4050560), (40, 3848032), (64, 2405020), (76, 2025280), (80, 1924016), (95, 1620224), (128, 1202510), (152, 1012640), (160, 962008), (190, 810112), (256, 601255), (304, 506320), (320, 481004), (380, 405056), (608, 253160), (640, 240502), (760, 202528), (1216, 126580), (1280, 120251), (1520, 101264), (2432, 63290), (3040, 50632), (4864, 31645), (6080, 25316), (6329, 24320), (12160, 12658)]