142890075

素因数分解:

$3^5\times 5^2\times {\mathrm{43}}^1\times {\mathrm{547}}^1$

素因数の和:615

約数の個数: 72

約数和(自身を含む): 272079808

約数和(自身を除く): 129189733

約数列:

[1, 3, 5, 9, 15, 25, 27, 43, 45, 75, 81, 129, 135, 215, 225, 243, 387, 405, 547, 645, 675, 1075, 1161, 1215, 1641, 1935, 2025, 2735, 3225, 3483, 4923, 5805, 6075, 8205, 9675, 10449, 13675, 14769, 17415, 23521, 24615, 29025, 41025, 44307, 52245, 70563, 73845, 87075, 117605, 123075, 132921, 211689, 221535, 261225, 352815, 369225, 588025, 635067, 664605, 1058445, 1107675, 1764075, 1905201, 3175335, 3323025, 5292225, 5715603, 9526005, 15876675, 28578015, 47630025, 142890075]

約数ペア:

[(1, 142890075), (3, 47630025), (5, 28578015), (9, 15876675), (15, 9526005), (25, 5715603), (27, 5292225), (43, 3323025), (45, 3175335), (75, 1905201), (81, 1764075), (129, 1107675), (135, 1058445), (215, 664605), (225, 635067), (243, 588025), (387, 369225), (405, 352815), (547, 261225), (645, 221535), (675, 211689), (1075, 132921), (1161, 123075), (1215, 117605), (1641, 87075), (1935, 73845), (2025, 70563), (2735, 52245), (3225, 44307), (3483, 41025), (4923, 29025), (5805, 24615), (6075, 23521), (8205, 17415), (9675, 14769), (10449, 13675)]