320011604

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:174

約数の個数: 144

約数和(自身を含む): 723945600

約数和(自身を除く): 403933996

約数列:

[1, 2, 4, 11, 17, 19, 22, 23, 34, 38, 44, 46, 68, 76, 89, 92, 121, 178, 187, 209, 242, 253, 323, 356, 374, 391, 418, 437, 484, 506, 646, 748, 782, 836, 874, 979, 1012, 1292, 1513, 1564, 1691, 1748, 1958, 2047, 2057, 2299, 2783, 3026, 3382, 3553, 3916, 4094, 4114, 4301, 4598, 4807, 5566, 6052, 6764, 7106, 7429, 8188, 8228, 8602, 9196, 9614, 10769, 11132, 14212, 14858, 16643, 17204, 18601, 19228, 21538, 22517, 28747, 29716, 33286, 34799, 37202, 38893, 39083, 43076, 45034, 47311, 52877, 57494, 66572, 69598, 74404, 77786, 78166, 81719, 90068, 94622, 105754, 114988, 139196, 155572, 156332, 163438, 183073, 189244, 204611, 211508, 247687, 316217, 326876, 366146, 382789, 409222, 427823, 495374, 632434, 661181, 732292, 765578, 818444, 855646, 898909, 990748, 1264868, 1322362, 1531156, 1711292, 1797818, 2644724, 3478387, 3595636, 4210679, 4706053, 6956774, 7272991, 8421358, 9412106, 13913548, 14545982, 16842716, 18824212, 29091964, 80002901, 160005802, 320011604]

約数ペア:

[(1, 320011604), (2, 160005802), (4, 80002901), (11, 29091964), (17, 18824212), (19, 16842716), (22, 14545982), (23, 13913548), (34, 9412106), (38, 8421358), (44, 7272991), (46, 6956774), (68, 4706053), (76, 4210679), (89, 3595636), (92, 3478387), (121, 2644724), (178, 1797818), (187, 1711292), (209, 1531156), (242, 1322362), (253, 1264868), (323, 990748), (356, 898909), (374, 855646), (391, 818444), (418, 765578), (437, 732292), (484, 661181), (506, 632434), (646, 495374), (748, 427823), (782, 409222), (836, 382789), (874, 366146), (979, 326876), (1012, 316217), (1292, 247687), (1513, 211508), (1564, 204611), (1691, 189244), (1748, 183073), (1958, 163438), (2047, 156332), (2057, 155572), (2299, 139196), (2783, 114988), (3026, 105754), (3382, 94622), (3553, 90068), (3916, 81719), (4094, 78166), (4114, 77786), (4301, 74404), (4598, 69598), (4807, 66572), (5566, 57494), (6052, 52877), (6764, 47311), (7106, 45034), (7429, 43076), (8188, 39083), (8228, 38893), (8602, 37202), (9196, 34799), (9614, 33286), (10769, 29716), (11132, 28747), (14212, 22517), (14858, 21538), (16643, 19228), (17204, 18601)]