271589552

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{863}}^1$

素因数の和:990

約数の個数: 80

約数和(自身を含む): 607461120

約数和(自身を除く): 335871568

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 89, 104, 136, 178, 208, 221, 272, 356, 442, 712, 863, 884, 1157, 1424, 1513, 1726, 1768, 2314, 3026, 3452, 3536, 4628, 6052, 6904, 9256, 11219, 12104, 13808, 14671, 18512, 19669, 22438, 24208, 29342, 39338, 44876, 58684, 76807, 78676, 89752, 117368, 153614, 157352, 179504, 190723, 234736, 307228, 314704, 381446, 614456, 762892, 998491, 1228912, 1305719, 1525784, 1996982, 2611438, 3051568, 3993964, 5222876, 7987928, 10445752, 15975856, 16974347, 20891504, 33948694, 67897388, 135794776, 271589552]

約数ペア:

[(1, 271589552), (2, 135794776), (4, 67897388), (8, 33948694), (13, 20891504), (16, 16974347), (17, 15975856), (26, 10445752), (34, 7987928), (52, 5222876), (68, 3993964), (89, 3051568), (104, 2611438), (136, 1996982), (178, 1525784), (208, 1305719), (221, 1228912), (272, 998491), (356, 762892), (442, 614456), (712, 381446), (863, 314704), (884, 307228), (1157, 234736), (1424, 190723), (1513, 179504), (1726, 157352), (1768, 153614), (2314, 117368), (3026, 89752), (3452, 78676), (3536, 76807), (4628, 58684), (6052, 44876), (6904, 39338), (9256, 29342), (11219, 24208), (12104, 22438), (13808, 19669), (14671, 18512)]