145584080

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{71}}^2$

素因数の和:193

約数の個数: 90

約数和(自身を含む): 362337858

約数和(自身を除く): 216753778

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 71, 76, 80, 95, 142, 152, 190, 284, 304, 355, 361, 380, 568, 710, 722, 760, 1136, 1349, 1420, 1444, 1520, 1805, 2698, 2840, 2888, 3610, 5041, 5396, 5680, 5776, 6745, 7220, 10082, 10792, 13490, 14440, 20164, 21584, 25205, 25631, 26980, 28880, 40328, 50410, 51262, 53960, 80656, 95779, 100820, 102524, 107920, 128155, 191558, 201640, 205048, 256310, 383116, 403280, 410096, 478895, 512620, 766232, 957790, 1025240, 1532464, 1819801, 1915580, 2050480, 3639602, 3831160, 7279204, 7662320, 9099005, 14558408, 18198010, 29116816, 36396020, 72792040, 145584080]

約数ペア:

[(1, 145584080), (2, 72792040), (4, 36396020), (5, 29116816), (8, 18198010), (10, 14558408), (16, 9099005), (19, 7662320), (20, 7279204), (38, 3831160), (40, 3639602), (71, 2050480), (76, 1915580), (80, 1819801), (95, 1532464), (142, 1025240), (152, 957790), (190, 766232), (284, 512620), (304, 478895), (355, 410096), (361, 403280), (380, 383116), (568, 256310), (710, 205048), (722, 201640), (760, 191558), (1136, 128155), (1349, 107920), (1420, 102524), (1444, 100820), (1520, 95779), (1805, 80656), (2698, 53960), (2840, 51262), (2888, 50410), (3610, 40328), (5041, 28880), (5396, 26980), (5680, 25631), (5776, 25205), (6745, 21584), (7220, 20164), (10082, 14440), (10792, 13490)]