72429520

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2803}}^1$

素因数の和:2852

約数の個数: 80

約数和(自身を含む): 187755840

約数和(自身を除く): 115326320

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 34, 38, 40, 68, 76, 80, 85, 95, 136, 152, 170, 190, 272, 304, 323, 340, 380, 646, 680, 760, 1292, 1360, 1520, 1615, 2584, 2803, 3230, 5168, 5606, 6460, 11212, 12920, 14015, 22424, 25840, 28030, 44848, 47651, 53257, 56060, 95302, 106514, 112120, 190604, 213028, 224240, 238255, 266285, 381208, 426056, 476510, 532570, 762416, 852112, 905369, 953020, 1065140, 1810738, 1906040, 2130280, 3621476, 3812080, 4260560, 4526845, 7242952, 9053690, 14485904, 18107380, 36214760, 72429520]

約数ペア:

[(1, 72429520), (2, 36214760), (4, 18107380), (5, 14485904), (8, 9053690), (10, 7242952), (16, 4526845), (17, 4260560), (19, 3812080), (20, 3621476), (34, 2130280), (38, 1906040), (40, 1810738), (68, 1065140), (76, 953020), (80, 905369), (85, 852112), (95, 762416), (136, 532570), (152, 476510), (170, 426056), (190, 381208), (272, 266285), (304, 238255), (323, 224240), (340, 213028), (380, 190604), (646, 112120), (680, 106514), (760, 95302), (1292, 56060), (1360, 53257), (1520, 47651), (1615, 44848), (2584, 28030), (2803, 25840), (3230, 22424), (5168, 14015), (5606, 12920), (6460, 11212)]