289435360

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^2\times {\mathrm{5011}}^1$

素因数の和:5064

約数の個数: 72

約数和(自身を含む): 721818216

約数和(自身を除く): 432382856

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 361, 380, 608, 722, 760, 1444, 1520, 1805, 2888, 3040, 3610, 5011, 5776, 7220, 10022, 11552, 14440, 20044, 25055, 28880, 40088, 50110, 57760, 80176, 95209, 100220, 160352, 190418, 200440, 380836, 400880, 476045, 761672, 801760, 952090, 1523344, 1808971, 1904180, 3046688, 3617942, 3808360, 7235884, 7616720, 9044855, 14471768, 15233440, 18089710, 28943536, 36179420, 57887072, 72358840, 144717680, 289435360]

約数ペア:

[(1, 289435360), (2, 144717680), (4, 72358840), (5, 57887072), (8, 36179420), (10, 28943536), (16, 18089710), (19, 15233440), (20, 14471768), (32, 9044855), (38, 7616720), (40, 7235884), (76, 3808360), (80, 3617942), (95, 3046688), (152, 1904180), (160, 1808971), (190, 1523344), (304, 952090), (361, 801760), (380, 761672), (608, 476045), (722, 400880), (760, 380836), (1444, 200440), (1520, 190418), (1805, 160352), (2888, 100220), (3040, 95209), (3610, 80176), (5011, 57760), (5776, 50110), (7220, 40088), (10022, 28880), (11552, 25055), (14440, 20044)]