64691970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{18121}}^1$

素因数の和:18155

約数の個数: 64

約数和(自身を含む): 187888896

約数和(自身を除く): 123196926

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 42, 51, 70, 85, 102, 105, 119, 170, 210, 238, 255, 357, 510, 595, 714, 1190, 1785, 3570, 18121, 36242, 54363, 90605, 108726, 126847, 181210, 253694, 271815, 308057, 380541, 543630, 616114, 634235, 761082, 924171, 1268470, 1540285, 1848342, 1902705, 2156399, 3080570, 3805410, 4312798, 4620855, 6469197, 9241710, 10781995, 12938394, 21563990, 32345985, 64691970]

約数ペア:

[(1, 64691970), (2, 32345985), (3, 21563990), (5, 12938394), (6, 10781995), (7, 9241710), (10, 6469197), (14, 4620855), (15, 4312798), (17, 3805410), (21, 3080570), (30, 2156399), (34, 1902705), (35, 1848342), (42, 1540285), (51, 1268470), (70, 924171), (85, 761082), (102, 634235), (105, 616114), (119, 543630), (170, 380541), (210, 308057), (238, 271815), (255, 253694), (357, 181210), (510, 126847), (595, 108726), (714, 90605), (1190, 54363), (1785, 36242), (3570, 18121)]